X-Git-Url: http://nitlanguage.org

diff --git a/c_src/string.sep.2.c b/c_src/string.sep.2.c
index ee9ef8a..d38898d 100644
--- a/c_src/string.sep.2.c
+++ b/c_src/string.sep.2.c
@@ -1,1263 +1,3011 @@
 #include "string.sep.0.h"
-/* method string#Float#to_s for (self: Float): String */
-val* string__Float__to_s(double self) {
-val* var /* : String */;
+/* method string#FlatBufferIterator#index for (self: FlatBufferIterator): Int */
+long string__FlatBufferIterator__index(val* self) {
+long var /* : Int */;
 long var1 /* : Int */;
-val* var2 /* : String */;
-val* var_str /* var str: String */;
-short int var3 /* : Bool */;
-long var4 /* : Int */;
-long var5 /* : Int */;
-short int var6 /* : Bool */;
-short int var7 /* : Bool */;
-short int var9 /* : Bool */;
+long var3 /* : Int */;
+{
+{ /* Inline string#FlatBufferIterator#curr_pos (self) on <self:FlatBufferIterator> */
+var3 = self->attrs[COLOR_string__FlatBufferIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
+}
+}
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#FlatBufferIterator#index for (self: Object): Int */
+long VIRTUAL_string__FlatBufferIterator__index(val* self) {
+long var /* : Int */;
+long var1 /* : Int */;
+var1 = string__FlatBufferIterator__index(self);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#FlatBufferIterator#is_ok for (self: FlatBufferIterator): Bool */
+short int string__FlatBufferIterator__is_ok(val* self) {
+short int var /* : Bool */;
+long var1 /* : Int */;
+long var3 /* : Int */;
+val* var4 /* : FlatBuffer */;
+val* var6 /* : FlatBuffer */;
+long var7 /* : Int */;
+long var9 /* : Int */;
 short int var10 /* : Bool */;
-short int var_ /* var : Bool */;
-short int var11 /* : Bool */;
-short int var13 /* : Bool */;
-long var14 /* : Int */;
-long var16 /* : Int */;
-long var_len /* var len: Int */;
-val* var17 /* : Range[Int] */;
-long var18 /* : Int */;
-long var19 /* : Int */;
-long var20 /* : Int */;
-short int var22 /* : Bool */;
+short int var12 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-long var23 /* : Int */;
-val* var24 /* : Discrete */;
-val* var25 /* : Discrete */;
-val* var26 /* : Iterator[Discrete] */;
-short int var27 /* : Bool */;
-val* var28 /* : nullable Object */;
-long var_i /* var i: Int */;
-long var29 /* : Int */;
-long var30 /* : Int */;
-long var31 /* : Int */;
-short int var33 /* : Bool */;
-int cltype34;
-int idtype35;
-const char* var_class_name36;
-long var37 /* : Int */;
-long var38 /* : Int */;
-short int var40 /* : Bool */;
-int cltype41;
-int idtype42;
-const char* var_class_name43;
-long var44 /* : Int */;
-long var_j /* var j: Int */;
-val* var45 /* : SequenceRead[Char] */;
-val* var47 /* : SequenceRead[Char] */;
-val* var48 /* : nullable Object */;
-char var49 /* : Char */;
-char var_c /* var c: Char */;
-char var50 /* : Char */;
-short int var51 /* : Bool */;
-short int var52 /* : Bool */;
-short int var54 /* : Bool */;
-char var55 /* : Char */;
-short int var56 /* : Bool */;
-short int var57 /* : Bool */;
-short int var59 /* : Bool */;
-long var60 /* : Int */;
-long var61 /* : Int */;
-long var62 /* : Int */;
-short int var64 /* : Bool */;
-int cltype65;
-int idtype66;
-const char* var_class_name67;
-long var68 /* : Int */;
-val* var69 /* : String */;
-long var70 /* : Int */;
-long var71 /* : Int */;
-long var72 /* : Int */;
-short int var74 /* : Bool */;
-int cltype75;
-int idtype76;
-const char* var_class_name77;
-long var78 /* : Int */;
-val* var79 /* : String */;
-var1 = 3;
-{
-var2 = string__Float__to_precision(self, var1);
-}
-var_str = var2;
-{
-var4 = math__Float__is_inf(self);
-}
-var5 = 0;
+short int var13 /* : Bool */;
 {
-{ /* Inline kernel#Int#!= (var4,var5) on <var4:Int> */
-var9 = var4 == var5;
-var10 = !var9;
-var7 = var10;
-goto RET_LABEL8;
-RET_LABEL8:(void)0;
+{ /* Inline string#FlatBufferIterator#curr_pos (self) on <self:FlatBufferIterator> */
+var3 = self->attrs[COLOR_string__FlatBufferIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
 }
-var6 = var7;
 }
-var_ = var6;
-if (var6){
-var3 = var_;
-} else {
 {
-{ /* Inline math#Float#is_nan (self) on <self:Float> */
-var13 = isnan(self);
-var11 = var13;
-goto RET_LABEL12;
-RET_LABEL12:(void)0;
-}
+{ /* Inline string#FlatBufferIterator#target (self) on <self:FlatBufferIterator> */
+var6 = self->attrs[COLOR_string__FlatBufferIterator___target].val; /* _target on <self:FlatBufferIterator> */
+if (unlikely(var6 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _target");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1693);
+show_backtrace(1);
 }
-var3 = var11;
+var4 = var6;
+RET_LABEL5:(void)0;
 }
-if (var3){
-var = var_str;
-goto RET_LABEL;
-} else {
 }
 {
-{ /* Inline string#FlatText#length (var_str) on <var_str:String> */
-var16 = var_str->attrs[COLOR_string__FlatText___length].l; /* _length on <var_str:String> */
-var14 = var16;
-RET_LABEL15:(void)0;
+{ /* Inline string#FlatText#length (var4) on <var4:FlatBuffer> */
+var9 = var4->attrs[COLOR_string__FlatText___length].l; /* _length on <var4:FlatBuffer> */
+var7 = var9;
+RET_LABEL8:(void)0;
 }
 }
-var_len = var14;
-var17 = NEW_range__Range(&type_range__Rangekernel__Int);
-var18 = 0;
-var19 = 1;
 {
-{ /* Inline kernel#Int#- (var_len,var19) on <var_len:Int> */
-/* Covariant cast for argument 0 (i) <var19:Int> isa OTHER */
-/* <var19:Int> isa OTHER */
-var22 = 1; /* easy <var19:Int> isa OTHER*/
-if (unlikely(!var22)) {
+{ /* Inline kernel#Int#< (var1,var7) on <var1:Int> */
+/* Covariant cast for argument 0 (i) <var7:Int> isa OTHER */
+/* <var7:Int> isa OTHER */
+var12 = 1; /* easy <var7:Int> isa OTHER*/
+if (unlikely(!var12)) {
 var_class_name = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 371);
 show_backtrace(1);
 }
-var23 = var_len - var19;
-var20 = var23;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
+var13 = var1 < var7;
+var10 = var13;
+goto RET_LABEL11;
+RET_LABEL11:(void)0;
 }
 }
-{
-var24 = BOX_kernel__Int(var18); /* autobox from Int to Discrete */
-var25 = BOX_kernel__Int(var20); /* autobox from Int to Discrete */
-range__Range__init(var17, var24, var25); /* Direct call range#Range#init on <var17:Range[Int]>*/
+var = var10;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
-{
-var26 = range__Range__iterator(var17);
+/* method string#FlatBufferIterator#is_ok for (self: Object): Bool */
+short int VIRTUAL_string__FlatBufferIterator__is_ok(val* self) {
+short int var /* : Bool */;
+short int var1 /* : Bool */;
+var1 = string__FlatBufferIterator__is_ok(self);
+var = var1;
+RET_LABEL:;
+return var;
 }
-for(;;) {
+/* method string#FlatBufferIterator#item for (self: FlatBufferIterator): Char */
+char string__FlatBufferIterator__item(val* self) {
+char var /* : Char */;
+char* var1 /* : NativeString */;
+char* var3 /* : NativeString */;
+long var4 /* : Int */;
+long var6 /* : Int */;
+char var7 /* : Char */;
+char var9 /* : Char */;
 {
-var27 = ((short int (*)(val*))(var26->class->vft[COLOR_abstract_collection__Iterator__is_ok]))(var26) /* is_ok on <var26:Iterator[Discrete]>*/;
+{ /* Inline string#FlatBufferIterator#target_items (self) on <self:FlatBufferIterator> */
+var3 = self->attrs[COLOR_string__FlatBufferIterator___target_items].str; /* _target_items on <self:FlatBufferIterator> */
+var1 = var3;
+RET_LABEL2:(void)0;
+}
 }
-if(!var27) break;
 {
-var28 = ((val* (*)(val*))(var26->class->vft[COLOR_abstract_collection__Iterator__item]))(var26) /* item on <var26:Iterator[Discrete]>*/;
+{ /* Inline string#FlatBufferIterator#curr_pos (self) on <self:FlatBufferIterator> */
+var6 = self->attrs[COLOR_string__FlatBufferIterator___curr_pos].l; /* _curr_pos on <self:FlatBufferIterator> */
+var4 = var6;
+RET_LABEL5:(void)0;
+}
 }
-var29 = ((struct instance_kernel__Int*)var28)->value; /* autounbox from nullable Object to Int */;
-var_i = var29;
-var30 = 1;
 {
-{ /* Inline kernel#Int#- (var_len,var30) on <var_len:Int> */
-/* Covariant cast for argument 0 (i) <var30:Int> isa OTHER */
-/* <var30:Int> isa OTHER */
-var33 = 1; /* easy <var30:Int> isa OTHER*/
-if (unlikely(!var33)) {
-var_class_name36 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name36);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
-show_backtrace(1);
+{ /* Inline string#NativeString#[] (var1,var4) on <var1:NativeString> */
+var9 = var1[var4];
+var7 = var9;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
 }
-var37 = var_len - var30;
-var31 = var37;
-goto RET_LABEL32;
-RET_LABEL32:(void)0;
 }
+var = var7;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
-{
-{ /* Inline kernel#Int#- (var31,var_i) on <var31:Int> */
-/* Covariant cast for argument 0 (i) <var_i:Int> isa OTHER */
-/* <var_i:Int> isa OTHER */
-var40 = 1; /* easy <var_i:Int> isa OTHER*/
-if (unlikely(!var40)) {
-var_class_name43 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name43);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
-show_backtrace(1);
+/* method string#FlatBufferIterator#item for (self: Object): nullable Object */
+val* VIRTUAL_string__FlatBufferIterator__item(val* self) {
+val* var /* : nullable Object */;
+char var1 /* : Char */;
+val* var2 /* : nullable Object */;
+var1 = string__FlatBufferIterator__item(self);
+var2 = BOX_kernel__Char(var1); /* autobox from Char to nullable Object */
+var = var2;
+RET_LABEL:;
+return var;
 }
-var44 = var31 - var_i;
-var38 = var44;
-goto RET_LABEL39;
-RET_LABEL39:(void)0;
+/* method string#FlatBufferIterator#next for (self: FlatBufferIterator) */
+void string__FlatBufferIterator__next(val* self) {
+val* var_ /* var : FlatBufferIterator */;
+long var /* : Int */;
+long var2 /* : Int */;
+long var3 /* : Int */;
+long var4 /* : Int */;
+short int var6 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var7 /* : Int */;
+var_ = self;
+{
+{ /* Inline string#FlatBufferIterator#curr_pos (var_) on <var_:FlatBufferIterator> */
+var2 = var_->attrs[COLOR_string__FlatBufferIterator___curr_pos].l; /* _curr_pos on <var_:FlatBufferIterator> */
+var = var2;
+RET_LABEL1:(void)0;
 }
 }
-var_j = var38;
+var3 = 1;
 {
-{ /* Inline string#FlatString#chars (var_str) on <var_str:String> */
-var47 = var_str->attrs[COLOR_string__FlatString___chars].val; /* _chars on <var_str:String> */
-if (unlikely(var47 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 746);
+{ /* Inline kernel#Int#+ (var,var3) on <var:Int> */
+/* Covariant cast for argument 0 (i) <var3:Int> isa OTHER */
+/* <var3:Int> isa OTHER */
+var6 = 1; /* easy <var3:Int> isa OTHER*/
+if (unlikely(!var6)) {
+var_class_name = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
 show_backtrace(1);
 }
-var45 = var47;
-RET_LABEL46:(void)0;
+var7 = var + var3;
+var4 = var7;
+goto RET_LABEL5;
+RET_LABEL5:(void)0;
 }
 }
 {
-var48 = ((val* (*)(val*, long))(var45->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var45, var_j) /* [] on <var45:SequenceRead[Char]>*/;
+{ /* Inline string#FlatBufferIterator#curr_pos= (var_,var4) on <var_:FlatBufferIterator> */
+var_->attrs[COLOR_string__FlatBufferIterator___curr_pos].l = var4; /* _curr_pos on <var_:FlatBufferIterator> */
+RET_LABEL8:(void)0;
 }
-var49 = ((struct instance_kernel__Char*)var48)->value; /* autounbox from nullable Object to Char */;
-var_c = var49;
-var50 = '0';
-{
-{ /* Inline kernel#Char#== (var_c,var50) on <var_c:Char> */
-var54 = var_c == var50;
-var52 = var54;
-goto RET_LABEL53;
-RET_LABEL53:(void)0;
 }
-var51 = var52;
+RET_LABEL:;
 }
-if (var51){
-goto CONTINUE_label;
-} else {
-var55 = '.';
+/* method string#FlatBufferIterator#next for (self: Object) */
+void VIRTUAL_string__FlatBufferIterator__next(val* self) {
+string__FlatBufferIterator__next(self); /* Direct call string#FlatBufferIterator#next on <self:Object(FlatBufferIterator)>*/
+RET_LABEL:;
+}
+/* method string#FlatBufferIterator#init for (self: FlatBufferIterator) */
+void string__FlatBufferIterator__init(val* self) {
 {
-{ /* Inline kernel#Char#== (var_c,var55) on <var_c:Char> */
-var59 = var_c == var55;
-var57 = var59;
-goto RET_LABEL58;
-RET_LABEL58:(void)0;
+((void (*)(val*))(self->class->vft[COLOR_string__FlatBufferIterator__init]))(self) /* init on <self:FlatBufferIterator>*/;
 }
-var56 = var57;
+RET_LABEL:;
 }
-if (var56){
-var60 = 0;
-var61 = 2;
+/* method string#FlatBufferIterator#init for (self: Object) */
+void VIRTUAL_string__FlatBufferIterator__init(val* self) {
+{ /* Inline string#FlatBufferIterator#init (self) on <self:Object(FlatBufferIterator)> */
 {
-{ /* Inline kernel#Int#+ (var_j,var61) on <var_j:Int> */
-/* Covariant cast for argument 0 (i) <var61:Int> isa OTHER */
-/* <var61:Int> isa OTHER */
-var64 = 1; /* easy <var61:Int> isa OTHER*/
-if (unlikely(!var64)) {
-var_class_name67 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name67);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 328);
-show_backtrace(1);
+((void (*)(val*))(self->class->vft[COLOR_string__FlatBufferIterator__init]))(self) /* init on <self:Object(FlatBufferIterator)>*/;
 }
-var68 = var_j + var61;
-var62 = var68;
-goto RET_LABEL63;
-RET_LABEL63:(void)0;
+RET_LABEL1:(void)0;
 }
+RET_LABEL:;
 }
+/* method string#Object#to_s for (self: Object): String */
+val* string__Object__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
 {
-var69 = string__FlatString__substring(var_str, var60, var62);
+var1 = ((val* (*)(val*))(self->class->vft[COLOR_string__Object__inspect]))(self) /* inspect on <self:Object>*/;
 }
-var = var69;
+var = var1;
 goto RET_LABEL;
-} else {
-var70 = 0;
-var71 = 1;
-{
-{ /* Inline kernel#Int#+ (var_j,var71) on <var_j:Int> */
-/* Covariant cast for argument 0 (i) <var71:Int> isa OTHER */
-/* <var71:Int> isa OTHER */
-var74 = 1; /* easy <var71:Int> isa OTHER*/
-if (unlikely(!var74)) {
-var_class_name77 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name77);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 328);
-show_backtrace(1);
+RET_LABEL:;
+return var;
+}
+/* method string#Object#to_s for (self: Object): String */
+val* VIRTUAL_string__Object__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+var1 = string__Object__to_s(self);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Object#native_class_name for (self: Object): NativeString */
+char* string__Object__native_class_name(val* self) {
+char* var /* : NativeString */;
+const char* var_class_name;
+char* var1 /* : NativeString */;
+var_class_name = self == NULL ? "null" : self->type->name;
+var1 = (char*)var_class_name;
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Object#native_class_name for (self: Object): NativeString */
+char* VIRTUAL_string__Object__native_class_name(val* self) {
+char* var /* : NativeString */;
+char* var1 /* : NativeString */;
+const char* var_class_name;
+char* var3 /* : NativeString */;
+{ /* Inline string#Object#native_class_name (self) on <self:Object> */
+var_class_name = self == NULL ? "null" : self->type->name;
+var3 = (char*)var_class_name;
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+var = var1;
+RET_LABEL:;
+return var;
 }
-var78 = var_j + var71;
-var72 = var78;
-goto RET_LABEL73;
-RET_LABEL73:(void)0;
+/* method string#Object#class_name for (self: Object): String */
+val* string__Object__class_name(val* self) {
+val* var /* : String */;
+char* var1 /* : NativeString */;
+const char* var_class_name;
+char* var3 /* : NativeString */;
+val* var4 /* : String */;
+{
+{ /* Inline string#Object#native_class_name (self) on <self:Object> */
+var_class_name = self == NULL ? "null" : self->type->name;
+var3 = (char*)var_class_name;
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
 }
 }
 {
-var79 = string__FlatString__substring(var_str, var70, var72);
+var4 = string__NativeString__to_s(var1);
 }
-var = var79;
+var = var4;
 goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Object#class_name for (self: Object): String */
+val* VIRTUAL_string__Object__class_name(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+var1 = string__Object__class_name(self);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Object#inspect for (self: Object): String */
+val* string__Object__inspect(val* self) {
+val* var /* : String */;
+static val* varonce;
+val* var1 /* : String */;
+char* var2 /* : NativeString */;
+long var3 /* : Int */;
+val* var4 /* : FlatString */;
+val* var5 /* : String */;
+static val* varonce6;
+val* var7 /* : String */;
+char* var8 /* : NativeString */;
+long var9 /* : Int */;
+val* var10 /* : FlatString */;
+val* var11 /* : Array[Object] */;
+long var12 /* : Int */;
+val* var13 /* : NativeArray[Object] */;
+val* var14 /* : String */;
+if (varonce) {
+var1 = varonce;
+} else {
+var2 = "<";
+var3 = 1;
+var4 = string__NativeString__to_s_with_length(var2, var3);
+var1 = var4;
+varonce = var1;
+}
+{
+var5 = string__Object__inspect_head(self);
 }
+if (varonce6) {
+var7 = varonce6;
+} else {
+var8 = ">";
+var9 = 1;
+var10 = string__NativeString__to_s_with_length(var8, var9);
+var7 = var10;
+varonce6 = var7;
 }
-CONTINUE_label: (void)0;
+var11 = NEW_array__Array(&type_array__Arraykernel__Object);
+{ /* var11 = array_instance Array[Object] */
+var12 = 3;
+var13 = NEW_array__NativeArray(var12, &type_array__NativeArraykernel__Object);
+((struct instance_array__NativeArray*)var13)->values[0] = (val*) var1;
+((struct instance_array__NativeArray*)var13)->values[1] = (val*) var5;
+((struct instance_array__NativeArray*)var13)->values[2] = (val*) var7;
 {
-((void (*)(val*))(var26->class->vft[COLOR_abstract_collection__Iterator__next]))(var26) /* next on <var26:Iterator[Discrete]>*/;
+((void (*)(val*, val*, long))(var11->class->vft[COLOR_array__Array__with_native]))(var11, var13, var12) /* with_native on <var11:Array[Object]>*/;
 }
 }
-BREAK_label: (void)0;
-var = var_str;
+{
+var14 = ((val* (*)(val*))(var11->class->vft[COLOR_string__Object__to_s]))(var11) /* to_s on <var11:Array[Object]>*/;
+}
+var = var14;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
 }
-/* method string#Float#to_s for (self: Object): String */
-val* VIRTUAL_string__Float__to_s(val* self) {
+/* method string#Object#inspect for (self: Object): String */
+val* VIRTUAL_string__Object__inspect(val* self) {
 val* var /* : String */;
 val* var1 /* : String */;
-double var2 /* : Float */;
-var2 = ((struct instance_kernel__Float*)self)->value; /* autounbox from Object to Float */;
-var1 = string__Float__to_s(var2);
+var1 = string__Object__inspect(self);
 var = var1;
 RET_LABEL:;
 return var;
 }
-/* method string#Float#to_precision for (self: Float, Int): String */
-val* string__Float__to_precision(double self, long p0) {
+/* method string#Object#inspect_head for (self: Object): String */
+val* string__Object__inspect_head(val* self) {
 val* var /* : String */;
-long var_nb /* var nb: Int */;
-short int var1 /* : Bool */;
-short int var3 /* : Bool */;
+val* var1 /* : String */;
 static val* varonce;
-val* var4 /* : String */;
-char* var5 /* : NativeString */;
+val* var2 /* : String */;
+char* var3 /* : NativeString */;
+long var4 /* : Int */;
+val* var5 /* : FlatString */;
 long var6 /* : Int */;
-val* var7 /* : FlatString */;
-long var8 /* : Int */;
-long var_isinf /* var isinf: Int */;
+val* var7 /* : String */;
+val* var8 /* : Array[Object] */;
 long var9 /* : Int */;
-short int var10 /* : Bool */;
-short int var11 /* : Bool */;
-short int var13 /* : Bool */;
-static val* varonce14;
-val* var15 /* : String */;
-char* var16 /* : NativeString */;
-long var17 /* : Int */;
-val* var18 /* : FlatString */;
-long var19 /* : Int */;
-long var20 /* : Int */;
+val* var10 /* : NativeArray[Object] */;
+val* var11 /* : String */;
+{
+var1 = string__Object__class_name(self);
+}
+if (varonce) {
+var2 = varonce;
+} else {
+var3 = ":#";
+var4 = 2;
+var5 = string__NativeString__to_s_with_length(var3, var4);
+var2 = var5;
+varonce = var2;
+}
+{
+var6 = ((long (*)(val*))(self->class->vft[COLOR_kernel__Object__object_id]))(self) /* object_id on <self:Object>*/;
+}
+{
+var7 = string__Int__to_hex(var6);
+}
+var8 = NEW_array__Array(&type_array__Arraykernel__Object);
+{ /* var8 = array_instance Array[Object] */
+var9 = 3;
+var10 = NEW_array__NativeArray(var9, &type_array__NativeArraykernel__Object);
+((struct instance_array__NativeArray*)var10)->values[0] = (val*) var1;
+((struct instance_array__NativeArray*)var10)->values[1] = (val*) var2;
+((struct instance_array__NativeArray*)var10)->values[2] = (val*) var7;
+{
+((void (*)(val*, val*, long))(var8->class->vft[COLOR_array__Array__with_native]))(var8, var10, var9) /* with_native on <var8:Array[Object]>*/;
+}
+}
+{
+var11 = ((val* (*)(val*))(var8->class->vft[COLOR_string__Object__to_s]))(var8) /* to_s on <var8:Array[Object]>*/;
+}
+var = var11;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Object#inspect_head for (self: Object): String */
+val* VIRTUAL_string__Object__inspect_head(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+var1 = string__Object__inspect_head(self);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Object#args for (self: Object): Sequence[String] */
+val* string__Object__args(val* self) {
+val* var /* : Sequence[String] */;
+val* var1 /* : Sys */;
+val* var3 /* : Sys */;
+val* var4 /* : Sequence[String] */;
+{
+{ /* Inline kernel#Object#sys (self) on <self:Object> */
+var3 = glob_sys;
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+}
+{
+var4 = string__Sys__program_args(var1);
+}
+var = var4;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Object#args for (self: Object): Sequence[String] */
+val* VIRTUAL_string__Object__args(val* self) {
+val* var /* : Sequence[String] */;
+val* var1 /* : Sequence[String] */;
+var1 = string__Object__args(self);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Bool#to_s for (self: Bool): String */
+val* string__Bool__to_s(short int self) {
+val* var /* : String */;
+static val* varonce;
+static int varonce_guard;
+val* var1 /* : String */;
+static val* varonce2;
+val* var3 /* : String */;
+char* var4 /* : NativeString */;
+long var5 /* : Int */;
+val* var6 /* : FlatString */;
+static val* varonce7;
+static int varonce7_guard;
+val* var8 /* : String */;
+static val* varonce9;
+val* var10 /* : String */;
+char* var11 /* : NativeString */;
+long var12 /* : Int */;
+val* var13 /* : FlatString */;
+if (self){
+if (varonce_guard) {
+var1 = varonce;
+} else {
+if (varonce2) {
+var3 = varonce2;
+} else {
+var4 = "true";
+var5 = 4;
+var6 = string__NativeString__to_s_with_length(var4, var5);
+var3 = var6;
+varonce2 = var3;
+}
+var1 = var3;
+varonce = var1;
+varonce_guard = 1;
+}
+var = var1;
+goto RET_LABEL;
+} else {
+if (varonce7_guard) {
+var8 = varonce7;
+} else {
+if (varonce9) {
+var10 = varonce9;
+} else {
+var11 = "false";
+var12 = 5;
+var13 = string__NativeString__to_s_with_length(var11, var12);
+var10 = var13;
+varonce9 = var10;
+}
+var8 = var10;
+varonce7 = var8;
+varonce7_guard = 1;
+}
+var = var8;
+goto RET_LABEL;
+}
+RET_LABEL:;
+return var;
+}
+/* method string#Bool#to_s for (self: Object): String */
+val* VIRTUAL_string__Bool__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+short int var2 /* : Bool */;
+var2 = ((struct instance_kernel__Bool*)self)->value; /* autounbox from Object to Bool */;
+var1 = string__Bool__to_s(var2);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#strerror_ext for (self: Int): NativeString */
+char* string__Int__strerror_ext(long self) {
+char* var /* : NativeString */;
+char* var1 /* : NativeString */;
+var1 = string___Int_strerror_ext___impl(self);
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#strerror_ext for (self: Object): NativeString */
+char* VIRTUAL_string__Int__strerror_ext(val* self) {
+char* var /* : NativeString */;
+char* var1 /* : NativeString */;
+char* var3 /* : NativeString */;
+long var4 /* : Int */;
+{ /* Inline string#Int#strerror_ext (self) on <self:Object(Int)> */
+var4 = ((struct instance_kernel__Int*)self)->value; /* autounbox from Object to Int */;
+var3 = string___Int_strerror_ext___impl(var4);
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#strerror for (self: Int): String */
+val* string__Int__strerror(long self) {
+val* var /* : String */;
+char* var1 /* : NativeString */;
+char* var3 /* : NativeString */;
+val* var4 /* : String */;
+{
+{ /* Inline string#Int#strerror_ext (self) on <self:Int> */
+var3 = string___Int_strerror_ext___impl(self);
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+}
+{
+var4 = string__NativeString__to_s(var1);
+}
+var = var4;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#strerror for (self: Object): String */
+val* VIRTUAL_string__Int__strerror(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+long var2 /* : Int */;
+var2 = ((struct instance_kernel__Int*)self)->value; /* autounbox from Object to Int */;
+var1 = string__Int__strerror(var2);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#fill_buffer for (self: Int, Buffer, Int, Bool) */
+void string__Int__fill_buffer(long self, val* p0, long p1, short int p2) {
+val* var_s /* var s: Buffer */;
+long var_base /* var base: Int */;
+short int var_signed /* var signed: Bool */;
+long var /* : Int */;
+short int var1 /* : Bool */;
+short int var3 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+short int var4 /* : Bool */;
+long var5 /* : Int */;
+long var7 /* : Int */;
+long var_n /* var n: Int */;
+val* var8 /* : Sequence[Char] */;
+val* var10 /* : Sequence[Char] */;
+long var11 /* : Int */;
+char var12 /* : Char */;
+val* var13 /* : nullable Object */;
+long var14 /* : Int */;
+short int var15 /* : Bool */;
+short int var16 /* : Bool */;
+short int var18 /* : Bool */;
+val* var19 /* : Sequence[Char] */;
+val* var21 /* : Sequence[Char] */;
 long var22 /* : Int */;
-short int var23 /* : Bool */;
-short int var24 /* : Bool */;
-short int var26 /* : Bool */;
-static val* varonce27;
-val* var28 /* : String */;
-char* var29 /* : NativeString */;
-long var30 /* : Int */;
-val* var31 /* : FlatString */;
-long var32 /* : Int */;
-short int var33 /* : Bool */;
+char var23 /* : Char */;
+val* var24 /* : nullable Object */;
+long var25 /* : Int */;
+long var26 /* : Int */;
+long var27 /* : Int */;
+short int var29 /* : Bool */;
+int cltype30;
+int idtype31;
+const char* var_class_name32;
+long var33 /* : Int */;
+long var_pos /* var pos: Int */;
 short int var34 /* : Bool */;
+long var35 /* : Int */;
 short int var36 /* : Bool */;
-long var37 /* : Int */;
-long var39 /* : Int */;
-val* var40 /* : String */;
-double var_f /* var f: Float */;
-val* var41 /* : Range[Int] */;
-long var42 /* : Int */;
-val* var43 /* : Discrete */;
-val* var44 /* : Discrete */;
-val* var45 /* : Iterator[Discrete] */;
+short int var38 /* : Bool */;
+int cltype39;
+int idtype40;
+const char* var_class_name41;
+short int var42 /* : Bool */;
+short int var_ /* var : Bool */;
+long var43 /* : Int */;
+short int var44 /* : Bool */;
 short int var46 /* : Bool */;
-val* var47 /* : nullable Object */;
-long var_i /* var i: Int */;
-long var48 /* : Int */;
-double var49 /* : Float */;
-double var50 /* : Float */;
-short int var52 /* : Bool */;
+int cltype47;
+int idtype48;
+const char* var_class_name49;
+short int var50 /* : Bool */;
+val* var51 /* : Sequence[Char] */;
+val* var53 /* : Sequence[Char] */;
+long var54 /* : Int */;
+long var56 /* : Int */;
+char var57 /* : Char */;
+val* var58 /* : nullable Object */;
+long var59 /* : Int */;
+short int var61 /* : Bool */;
+int cltype62;
+int idtype63;
+const char* var_class_name64;
+long var65 /* : Int */;
+long var66 /* : Int */;
+long var67 /* : Int */;
+short int var69 /* : Bool */;
+int cltype70;
+int idtype71;
+const char* var_class_name72;
+long var73 /* : Int */;
+var_s = p0;
+var_base = p1;
+var_signed = p2;
+var = 0;
+{
+{ /* Inline kernel#Int#< (self,var) on <self:Int> */
+/* Covariant cast for argument 0 (i) <var:Int> isa OTHER */
+/* <var:Int> isa OTHER */
+var3 = 1; /* easy <var:Int> isa OTHER*/
+if (unlikely(!var3)) {
+var_class_name = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 371);
+show_backtrace(1);
+}
+var4 = self < var;
+var1 = var4;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+}
+if (var1){
+{
+{ /* Inline kernel#Int#unary - (self) on <self:Int> */
+var7 = -self;
+var5 = var7;
+goto RET_LABEL6;
+RET_LABEL6:(void)0;
+}
+}
+var_n = var5;
+{
+{ /* Inline string#FlatBuffer#chars (var_s) on <var_s:Buffer> */
+var10 = var_s->attrs[COLOR_string__FlatBuffer___chars].val; /* _chars on <var_s:Buffer> */
+if (unlikely(var10 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1406);
+show_backtrace(1);
+}
+var8 = var10;
+RET_LABEL9:(void)0;
+}
+}
+var11 = 0;
+var12 = '-';
+{
+var13 = BOX_kernel__Char(var12); /* autobox from Char to nullable Object */
+((void (*)(val*, long, val*))(var8->class->vft[COLOR_abstract_collection__Sequence___91d_93d_61d]))(var8, var11, var13) /* []= on <var8:Sequence[Char]>*/;
+}
+} else {
+var14 = 0;
+{
+{ /* Inline kernel#Int#== (self,var14) on <self:Int> */
+var18 = self == var14;
+var16 = var18;
+goto RET_LABEL17;
+RET_LABEL17:(void)0;
+}
+var15 = var16;
+}
+if (var15){
+{
+{ /* Inline string#FlatBuffer#chars (var_s) on <var_s:Buffer> */
+var21 = var_s->attrs[COLOR_string__FlatBuffer___chars].val; /* _chars on <var_s:Buffer> */
+if (unlikely(var21 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1406);
+show_backtrace(1);
+}
+var19 = var21;
+RET_LABEL20:(void)0;
+}
+}
+var22 = 0;
+var23 = '0';
+{
+var24 = BOX_kernel__Char(var23); /* autobox from Char to nullable Object */
+((void (*)(val*, long, val*))(var19->class->vft[COLOR_abstract_collection__Sequence___91d_93d_61d]))(var19, var22, var24) /* []= on <var19:Sequence[Char]>*/;
+}
+goto RET_LABEL;
+} else {
+var_n = self;
+}
+}
+{
+var25 = kernel__Int__digit_count(self, var_base);
+}
+var26 = 1;
+{
+{ /* Inline kernel#Int#- (var25,var26) on <var25:Int> */
+/* Covariant cast for argument 0 (i) <var26:Int> isa OTHER */
+/* <var26:Int> isa OTHER */
+var29 = 1; /* easy <var26:Int> isa OTHER*/
+if (unlikely(!var29)) {
+var_class_name32 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name32);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var33 = var25 - var26;
+var27 = var33;
+goto RET_LABEL28;
+RET_LABEL28:(void)0;
+}
+}
+var_pos = var27;
+for(;;) {
+var35 = 0;
+{
+{ /* Inline kernel#Int#>= (var_pos,var35) on <var_pos:Int> */
+/* Covariant cast for argument 0 (i) <var35:Int> isa OTHER */
+/* <var35:Int> isa OTHER */
+var38 = 1; /* easy <var35:Int> isa OTHER*/
+if (unlikely(!var38)) {
+var_class_name41 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name41);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 372);
+show_backtrace(1);
+}
+var42 = var_pos >= var35;
+var36 = var42;
+goto RET_LABEL37;
+RET_LABEL37:(void)0;
+}
+}
+var_ = var36;
+if (var36){
+var43 = 0;
+{
+{ /* Inline kernel#Int#> (var_n,var43) on <var_n:Int> */
+/* Covariant cast for argument 0 (i) <var43:Int> isa OTHER */
+/* <var43:Int> isa OTHER */
+var46 = 1; /* easy <var43:Int> isa OTHER*/
+if (unlikely(!var46)) {
+var_class_name49 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name49);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 373);
+show_backtrace(1);
+}
+var50 = var_n > var43;
+var44 = var50;
+goto RET_LABEL45;
+RET_LABEL45:(void)0;
+}
+}
+var34 = var44;
+} else {
+var34 = var_;
+}
+if (var34){
+{
+{ /* Inline string#FlatBuffer#chars (var_s) on <var_s:Buffer> */
+var53 = var_s->attrs[COLOR_string__FlatBuffer___chars].val; /* _chars on <var_s:Buffer> */
+if (unlikely(var53 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1406);
+show_backtrace(1);
+}
+var51 = var53;
+RET_LABEL52:(void)0;
+}
+}
+{
+{ /* Inline kernel#Int#% (var_n,var_base) on <var_n:Int> */
+var56 = var_n % var_base;
+var54 = var56;
+goto RET_LABEL55;
+RET_LABEL55:(void)0;
+}
+}
+{
+var57 = kernel__Int__to_c(var54);
+}
+{
+var58 = BOX_kernel__Char(var57); /* autobox from Char to nullable Object */
+((void (*)(val*, long, val*))(var51->class->vft[COLOR_abstract_collection__Sequence___91d_93d_61d]))(var51, var_pos, var58) /* []= on <var51:Sequence[Char]>*/;
+}
+{
+{ /* Inline kernel#Int#/ (var_n,var_base) on <var_n:Int> */
+/* Covariant cast for argument 0 (i) <var_base:Int> isa OTHER */
+/* <var_base:Int> isa OTHER */
+var61 = 1; /* easy <var_base:Int> isa OTHER*/
+if (unlikely(!var61)) {
+var_class_name64 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name64);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 379);
+show_backtrace(1);
+}
+var65 = var_n / var_base;
+var59 = var65;
+goto RET_LABEL60;
+RET_LABEL60:(void)0;
+}
+}
+var_n = var59;
+var66 = 1;
+{
+{ /* Inline kernel#Int#- (var_pos,var66) on <var_pos:Int> */
+/* Covariant cast for argument 0 (i) <var66:Int> isa OTHER */
+/* <var66:Int> isa OTHER */
+var69 = 1; /* easy <var66:Int> isa OTHER*/
+if (unlikely(!var69)) {
+var_class_name72 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name72);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var73 = var_pos - var66;
+var67 = var73;
+goto RET_LABEL68;
+RET_LABEL68:(void)0;
+}
+}
+var_pos = var67;
+} else {
+goto BREAK_label;
+}
+}
+BREAK_label: (void)0;
+RET_LABEL:;
+}
+/* method string#Int#fill_buffer for (self: Object, Buffer, Int, Bool) */
+void VIRTUAL_string__Int__fill_buffer(val* self, val* p0, long p1, short int p2) {
+long var /* : Int */;
+var = ((struct instance_kernel__Int*)self)->value; /* autounbox from Object to Int */;
+string__Int__fill_buffer(var, p0, p1, p2); /* Direct call string#Int#fill_buffer on <var:Int>*/
+RET_LABEL:;
+}
+/* method string#Int#native_int_to_s for (self: Int): NativeString */
+char* string__Int__native_int_to_s(long self) {
+char* var /* : NativeString */;
+void* var1 /* : NativeString for extern */;
+var1 = native_int_to_s(self);
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#native_int_to_s for (self: Object): NativeString */
+char* VIRTUAL_string__Int__native_int_to_s(val* self) {
+char* var /* : NativeString */;
+char* var1 /* : NativeString */;
+void* var3 /* : NativeString for extern */;
+long var4 /* : Int */;
+{ /* Inline string#Int#native_int_to_s (self) on <self:Object(Int)> */
+var4 = ((struct instance_kernel__Int*)self)->value; /* autounbox from Object to Int */;
+var3 = native_int_to_s(var4);
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#to_s for (self: Int): String */
+val* string__Int__to_s(long self) {
+val* var /* : String */;
+char* var1 /* : NativeString */;
+void* var3 /* : NativeString for extern */;
+val* var4 /* : String */;
+{
+{ /* Inline string#Int#native_int_to_s (self) on <self:Int> */
+var3 = native_int_to_s(self);
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+}
+{
+var4 = string__NativeString__to_s(var1);
+}
+var = var4;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#to_s for (self: Object): String */
+val* VIRTUAL_string__Int__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+long var2 /* : Int */;
+var2 = ((struct instance_kernel__Int*)self)->value; /* autounbox from Object to Int */;
+var1 = string__Int__to_s(var2);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#to_hex for (self: Int): String */
+val* string__Int__to_hex(long self) {
+val* var /* : String */;
+long var1 /* : Int */;
+short int var2 /* : Bool */;
+val* var3 /* : String */;
+var1 = 16;
+var2 = 0;
+{
+var3 = string__Int__to_base(self, var1, var2);
+}
+var = var3;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#to_hex for (self: Object): String */
+val* VIRTUAL_string__Int__to_hex(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+long var2 /* : Int */;
+var2 = ((struct instance_kernel__Int*)self)->value; /* autounbox from Object to Int */;
+var1 = string__Int__to_hex(var2);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#to_base for (self: Int, Int, Bool): String */
+val* string__Int__to_base(long self, long p0, short int p1) {
+val* var /* : String */;
+long var_base /* var base: Int */;
+short int var_signed /* var signed: Bool */;
+long var1 /* : Int */;
+long var_l /* var l: Int */;
+val* var2 /* : FlatBuffer */;
+static val* varonce;
+val* var3 /* : String */;
+char* var4 /* : NativeString */;
+long var5 /* : Int */;
+val* var6 /* : FlatString */;
+val* var7 /* : String */;
+val* var_s /* var s: FlatBuffer */;
+val* var8 /* : String */;
+var_base = p0;
+var_signed = p1;
+{
+var1 = kernel__Int__digit_count(self, var_base);
+}
+var_l = var1;
+var2 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
+if (varonce) {
+var3 = varonce;
+} else {
+var4 = " ";
+var5 = 1;
+var6 = string__NativeString__to_s_with_length(var4, var5);
+var3 = var6;
+varonce = var3;
+}
+{
+var7 = string__FlatString___42d(var3, var_l);
+}
+{
+string__FlatBuffer__from(var2, var7); /* Direct call string#FlatBuffer#from on <var2:FlatBuffer>*/
+}
+var_s = var2;
+{
+string__Int__fill_buffer(self, var_s, var_base, var_signed); /* Direct call string#Int#fill_buffer on <self:Int>*/
+}
+{
+var8 = string__FlatBuffer__to_s(var_s);
+}
+var = var8;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Int#to_base for (self: Object, Int, Bool): String */
+val* VIRTUAL_string__Int__to_base(val* self, long p0, short int p1) {
+val* var /* : String */;
+val* var1 /* : String */;
+long var2 /* : Int */;
+var2 = ((struct instance_kernel__Int*)self)->value; /* autounbox from Object to Int */;
+var1 = string__Int__to_base(var2, p0, p1);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Float#to_s for (self: Float): String */
+val* string__Float__to_s(double self) {
+val* var /* : String */;
+long var1 /* : Int */;
+val* var2 /* : String */;
+val* var_str /* var str: String */;
+short int var3 /* : Bool */;
+long var4 /* : Int */;
+long var5 /* : Int */;
+short int var6 /* : Bool */;
+short int var7 /* : Bool */;
+short int var9 /* : Bool */;
+short int var10 /* : Bool */;
+short int var_ /* var : Bool */;
+short int var11 /* : Bool */;
+short int var13 /* : Bool for extern */;
+long var14 /* : Int */;
+long var16 /* : Int */;
+long var_len /* var len: Int */;
+long var17 /* : Int */;
+long var_i /* var i: Int */;
+long var18 /* : Int */;
+long var19 /* : Int */;
+short int var21 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+long var22 /* : Int */;
+long var_23 /* var : Int */;
+short int var24 /* : Bool */;
+short int var26 /* : Bool */;
+int cltype27;
+int idtype28;
+const char* var_class_name29;
+short int var30 /* : Bool */;
+long var31 /* : Int */;
+long var32 /* : Int */;
+short int var34 /* : Bool */;
+int cltype35;
+int idtype36;
+const char* var_class_name37;
+long var38 /* : Int */;
+long var39 /* : Int */;
+short int var41 /* : Bool */;
+int cltype42;
+int idtype43;
+const char* var_class_name44;
+long var45 /* : Int */;
+long var_j /* var j: Int */;
+val* var46 /* : SequenceRead[Char] */;
+val* var48 /* : SequenceRead[Char] */;
+val* var49 /* : nullable Object */;
+char var50 /* : Char */;
+char var_c /* var c: Char */;
+char var51 /* : Char */;
+short int var52 /* : Bool */;
+short int var53 /* : Bool */;
+short int var55 /* : Bool */;
+char var56 /* : Char */;
+short int var57 /* : Bool */;
+short int var58 /* : Bool */;
+short int var60 /* : Bool */;
+long var61 /* : Int */;
+long var62 /* : Int */;
+long var63 /* : Int */;
+short int var65 /* : Bool */;
+int cltype66;
+int idtype67;
+const char* var_class_name68;
+long var69 /* : Int */;
+val* var70 /* : String */;
+long var71 /* : Int */;
+long var72 /* : Int */;
+long var73 /* : Int */;
+short int var75 /* : Bool */;
+int cltype76;
+int idtype77;
+const char* var_class_name78;
+long var79 /* : Int */;
+val* var80 /* : String */;
+long var81 /* : Int */;
+long var82 /* : Int */;
+var1 = 3;
+{
+var2 = string__Float__to_precision(self, var1);
+}
+var_str = var2;
+{
+var4 = math__Float__is_inf(self);
+}
+var5 = 0;
+{
+{ /* Inline kernel#Int#!= (var4,var5) on <var4:Int> */
+var9 = var4 == var5;
+var10 = !var9;
+var7 = var10;
+goto RET_LABEL8;
+RET_LABEL8:(void)0;
+}
+var6 = var7;
+}
+var_ = var6;
+if (var6){
+var3 = var_;
+} else {
+{
+{ /* Inline math#Float#is_nan (self) on <self:Float> */
+var13 = isnan(self);
+var11 = var13;
+goto RET_LABEL12;
+RET_LABEL12:(void)0;
+}
+}
+var3 = var11;
+}
+if (var3){
+var = var_str;
+goto RET_LABEL;
+} else {
+}
+{
+{ /* Inline string#FlatText#length (var_str) on <var_str:String> */
+var16 = var_str->attrs[COLOR_string__FlatText___length].l; /* _length on <var_str:String> */
+var14 = var16;
+RET_LABEL15:(void)0;
+}
+}
+var_len = var14;
+var17 = 0;
+var_i = var17;
+var18 = 1;
+{
+{ /* Inline kernel#Int#- (var_len,var18) on <var_len:Int> */
+/* Covariant cast for argument 0 (i) <var18:Int> isa OTHER */
+/* <var18:Int> isa OTHER */
+var21 = 1; /* easy <var18:Int> isa OTHER*/
+if (unlikely(!var21)) {
+var_class_name = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var22 = var_len - var18;
+var19 = var22;
+goto RET_LABEL20;
+RET_LABEL20:(void)0;
+}
+}
+var_23 = var19;
+for(;;) {
+{
+{ /* Inline kernel#Int#<= (var_i,var_23) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_23:Int> isa OTHER */
+/* <var_23:Int> isa OTHER */
+var26 = 1; /* easy <var_23:Int> isa OTHER*/
+if (unlikely(!var26)) {
+var_class_name29 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name29);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 370);
+show_backtrace(1);
+}
+var30 = var_i <= var_23;
+var24 = var30;
+goto RET_LABEL25;
+RET_LABEL25:(void)0;
+}
+}
+if (var24){
+var31 = 1;
+{
+{ /* Inline kernel#Int#- (var_len,var31) on <var_len:Int> */
+/* Covariant cast for argument 0 (i) <var31:Int> isa OTHER */
+/* <var31:Int> isa OTHER */
+var34 = 1; /* easy <var31:Int> isa OTHER*/
+if (unlikely(!var34)) {
+var_class_name37 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name37);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var38 = var_len - var31;
+var32 = var38;
+goto RET_LABEL33;
+RET_LABEL33:(void)0;
+}
+}
+{
+{ /* Inline kernel#Int#- (var32,var_i) on <var32:Int> */
+/* Covariant cast for argument 0 (i) <var_i:Int> isa OTHER */
+/* <var_i:Int> isa OTHER */
+var41 = 1; /* easy <var_i:Int> isa OTHER*/
+if (unlikely(!var41)) {
+var_class_name44 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name44);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var45 = var32 - var_i;
+var39 = var45;
+goto RET_LABEL40;
+RET_LABEL40:(void)0;
+}
+}
+var_j = var39;
+{
+{ /* Inline string#FlatString#chars (var_str) on <var_str:String> */
+var48 = var_str->attrs[COLOR_string__FlatString___chars].val; /* _chars on <var_str:String> */
+if (unlikely(var48 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 939);
+show_backtrace(1);
+}
+var46 = var48;
+RET_LABEL47:(void)0;
+}
+}
+{
+var49 = ((val* (*)(val*, long))(var46->class->vft[COLOR_abstract_collection__SequenceRead___91d_93d]))(var46, var_j) /* [] on <var46:SequenceRead[Char]>*/;
+}
+var50 = ((struct instance_kernel__Char*)var49)->value; /* autounbox from nullable Object to Char */;
+var_c = var50;
+var51 = '0';
+{
+{ /* Inline kernel#Char#== (var_c,var51) on <var_c:Char> */
+var55 = var_c == var51;
+var53 = var55;
+goto RET_LABEL54;
+RET_LABEL54:(void)0;
+}
+var52 = var53;
+}
+if (var52){
+goto BREAK_label;
+} else {
+var56 = '.';
+{
+{ /* Inline kernel#Char#== (var_c,var56) on <var_c:Char> */
+var60 = var_c == var56;
+var58 = var60;
+goto RET_LABEL59;
+RET_LABEL59:(void)0;
+}
+var57 = var58;
+}
+if (var57){
+var61 = 0;
+var62 = 2;
+{
+{ /* Inline kernel#Int#+ (var_j,var62) on <var_j:Int> */
+/* Covariant cast for argument 0 (i) <var62:Int> isa OTHER */
+/* <var62:Int> isa OTHER */
+var65 = 1; /* easy <var62:Int> isa OTHER*/
+if (unlikely(!var65)) {
+var_class_name68 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name68);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
+show_backtrace(1);
+}
+var69 = var_j + var62;
+var63 = var69;
+goto RET_LABEL64;
+RET_LABEL64:(void)0;
+}
+}
+{
+var70 = string__FlatString__substring(var_str, var61, var63);
+}
+var = var70;
+goto RET_LABEL;
+} else {
+var71 = 0;
+var72 = 1;
+{
+{ /* Inline kernel#Int#+ (var_j,var72) on <var_j:Int> */
+/* Covariant cast for argument 0 (i) <var72:Int> isa OTHER */
+/* <var72:Int> isa OTHER */
+var75 = 1; /* easy <var72:Int> isa OTHER*/
+if (unlikely(!var75)) {
+var_class_name78 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name78);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
+show_backtrace(1);
+}
+var79 = var_j + var72;
+var73 = var79;
+goto RET_LABEL74;
+RET_LABEL74:(void)0;
+}
+}
+{
+var80 = string__FlatString__substring(var_str, var71, var73);
+}
+var = var80;
+goto RET_LABEL;
+}
+}
+BREAK_label: (void)0;
+var81 = 1;
+{
+var82 = kernel__Int__successor(var_i, var81);
+}
+var_i = var82;
+} else {
+goto BREAK_label83;
+}
+}
+BREAK_label83: (void)0;
+var = var_str;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Float#to_s for (self: Object): String */
+val* VIRTUAL_string__Float__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+double var2 /* : Float */;
+var2 = ((struct instance_kernel__Float*)self)->value; /* autounbox from Object to Float */;
+var1 = string__Float__to_s(var2);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Float#to_precision for (self: Float, Int): String */
+val* string__Float__to_precision(double self, long p0) {
+val* var /* : String */;
+long var_decimals /* var decimals: Int */;
+short int var1 /* : Bool */;
+short int var3 /* : Bool for extern */;
+static val* varonce;
+val* var4 /* : String */;
+char* var5 /* : NativeString */;
+long var6 /* : Int */;
+val* var7 /* : FlatString */;
+long var8 /* : Int */;
+long var_isinf /* var isinf: Int */;
+long var9 /* : Int */;
+short int var10 /* : Bool */;
+short int var11 /* : Bool */;
+short int var13 /* : Bool */;
+static val* varonce14;
+val* var15 /* : String */;
+char* var16 /* : NativeString */;
+long var17 /* : Int */;
+val* var18 /* : FlatString */;
+long var19 /* : Int */;
+long var20 /* : Int */;
+long var22 /* : Int */;
+short int var23 /* : Bool */;
+short int var24 /* : Bool */;
+short int var26 /* : Bool */;
+static val* varonce27;
+val* var28 /* : String */;
+char* var29 /* : NativeString */;
+long var30 /* : Int */;
+val* var31 /* : FlatString */;
+long var32 /* : Int */;
+short int var33 /* : Bool */;
+short int var34 /* : Bool */;
+short int var36 /* : Bool */;
+long var37 /* : Int */;
+long var39 /* : Int */;
+val* var40 /* : String */;
+double var_f /* var f: Float */;
+long var41 /* : Int */;
+long var_i /* var i: Int */;
+long var_ /* var : Int */;
+short int var42 /* : Bool */;
+short int var44 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+short int var45 /* : Bool */;
+double var46 /* : Float */;
+double var47 /* : Float */;
+short int var49 /* : Bool */;
+int cltype50;
+int idtype51;
+const char* var_class_name52;
+double var53 /* : Float */;
+long var54 /* : Int */;
+long var55 /* : Int */;
+double var56 /* : Float */;
+short int var57 /* : Bool */;
+short int var59 /* : Bool */;
+int cltype60;
+int idtype61;
+const char* var_class_name62;
+short int var63 /* : Bool */;
+double var64 /* : Float */;
+double var65 /* : Float */;
+short int var67 /* : Bool */;
+int cltype68;
+int idtype69;
+const char* var_class_name70;
+double var71 /* : Float */;
+double var72 /* : Float */;
+double var73 /* : Float */;
+short int var75 /* : Bool */;
+int cltype76;
+int idtype77;
+const char* var_class_name78;
+double var79 /* : Float */;
+long var80 /* : Int */;
+long var82 /* : Int */;
+long var_i83 /* var i: Int */;
+long var84 /* : Int */;
+short int var85 /* : Bool */;
+short int var86 /* : Bool */;
+short int var88 /* : Bool */;
+static val* varonce89;
+val* var90 /* : String */;
+char* var91 /* : NativeString */;
+long var92 /* : Int */;
+val* var93 /* : FlatString */;
+static val* varonce94;
+val* var95 /* : String */;
+char* var96 /* : NativeString */;
+long var97 /* : Int */;
+val* var98 /* : FlatString */;
+val* var99 /* : String */;
+val* var100 /* : String */;
+long var101 /* : Int */;
+val* var102 /* : String */;
+val* var_s /* var s: String */;
+long var103 /* : Int */;
+long var105 /* : Int */;
+long var_sl /* var sl: Int */;
+short int var106 /* : Bool */;
+short int var108 /* : Bool */;
+int cltype109;
+int idtype110;
+const char* var_class_name111;
+short int var112 /* : Bool */;
+long var113 /* : Int */;
+long var114 /* : Int */;
+short int var116 /* : Bool */;
+int cltype117;
+int idtype118;
+const char* var_class_name119;
+long var120 /* : Int */;
+val* var121 /* : String */;
+val* var_p1 /* var p1: nullable Object */;
+long var122 /* : Int */;
+short int var124 /* : Bool */;
+int cltype125;
+int idtype126;
+const char* var_class_name127;
+long var128 /* : Int */;
+val* var129 /* : String */;
+val* var_p2 /* var p2: nullable Object */;
+static val* varonce130;
+val* var131 /* : String */;
+char* var132 /* : NativeString */;
+long var133 /* : Int */;
+val* var134 /* : FlatString */;
+static val* varonce135;
+val* var136 /* : String */;
+char* var137 /* : NativeString */;
+long var138 /* : Int */;
+val* var139 /* : FlatString */;
+long var140 /* : Int */;
+short int var142 /* : Bool */;
+int cltype143;
+int idtype144;
+const char* var_class_name145;
+long var146 /* : Int */;
+val* var147 /* : String */;
+val* var148 /* : String */;
+long var149 /* : Int */;
+short int var150 /* : Bool */;
+short int var152 /* : Bool */;
+int cltype153;
+int idtype154;
+const char* var_class_name155;
+short int var156 /* : Bool */;
+static val* varonce157;
+val* var158 /* : String */;
+char* var159 /* : NativeString */;
+long var160 /* : Int */;
+val* var161 /* : FlatString */;
+val* var162 /* : String */;
+static val* varonce163;
+val* var164 /* : String */;
+char* var165 /* : NativeString */;
+long var166 /* : Int */;
+val* var167 /* : FlatString */;
+val* var168 /* : String */;
+val* var169 /* : String */;
+var_decimals = p0;
+{
+{ /* Inline math#Float#is_nan (self) on <self:Float> */
+var3 = isnan(self);
+var1 = var3;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+}
+if (var1){
+if (varonce) {
+var4 = varonce;
+} else {
+var5 = "nan";
+var6 = 3;
+var7 = string__NativeString__to_s_with_length(var5, var6);
+var4 = var7;
+varonce = var4;
+}
+var = var4;
+goto RET_LABEL;
+} else {
+}
+{
+var8 = math__Float__is_inf(self);
+}
+var_isinf = var8;
+var9 = 1;
+{
+{ /* Inline kernel#Int#== (var_isinf,var9) on <var_isinf:Int> */
+var13 = var_isinf == var9;
+var11 = var13;
+goto RET_LABEL12;
+RET_LABEL12:(void)0;
+}
+var10 = var11;
+}
+if (var10){
+if (varonce14) {
+var15 = varonce14;
+} else {
+var16 = "inf";
+var17 = 3;
+var18 = string__NativeString__to_s_with_length(var16, var17);
+var15 = var18;
+varonce14 = var15;
+}
+var = var15;
+goto RET_LABEL;
+} else {
+var19 = 1;
+{
+{ /* Inline kernel#Int#unary - (var19) on <var19:Int> */
+var22 = -var19;
+var20 = var22;
+goto RET_LABEL21;
+RET_LABEL21:(void)0;
+}
+}
+{
+{ /* Inline kernel#Int#== (var_isinf,var20) on <var_isinf:Int> */
+var26 = var_isinf == var20;
+var24 = var26;
+goto RET_LABEL25;
+RET_LABEL25:(void)0;
+}
+var23 = var24;
+}
+if (var23){
+if (varonce27) {
+var28 = varonce27;
+} else {
+var29 = "-inf";
+var30 = 4;
+var31 = string__NativeString__to_s_with_length(var29, var30);
+var28 = var31;
+varonce27 = var28;
+}
+var = var28;
+goto RET_LABEL;
+} else {
+}
+}
+var32 = 0;
+{
+{ /* Inline kernel#Int#== (var_decimals,var32) on <var_decimals:Int> */
+var36 = var_decimals == var32;
+var34 = var36;
+goto RET_LABEL35;
+RET_LABEL35:(void)0;
+}
+var33 = var34;
+}
+if (var33){
+{
+{ /* Inline kernel#Float#to_i (self) on <self:Float> */
+var39 = (long)self;
+var37 = var39;
+goto RET_LABEL38;
+RET_LABEL38:(void)0;
+}
+}
+{
+var40 = string__Int__to_s(var37);
+}
+var = var40;
+goto RET_LABEL;
+} else {
+}
+var_f = self;
+var41 = 0;
+var_i = var41;
+var_ = var_decimals;
+for(;;) {
+{
+{ /* Inline kernel#Int#< (var_i,var_) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_:Int> isa OTHER */
+/* <var_:Int> isa OTHER */
+var44 = 1; /* easy <var_:Int> isa OTHER*/
+if (unlikely(!var44)) {
+var_class_name = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 371);
+show_backtrace(1);
+}
+var45 = var_i < var_;
+var42 = var45;
+goto RET_LABEL43;
+RET_LABEL43:(void)0;
+}
+}
+if (var42){
+var46 = 10.0;
+{
+{ /* Inline kernel#Float#* (var_f,var46) on <var_f:Float> */
+/* Covariant cast for argument 0 (i) <var46:Float> isa OTHER */
+/* <var46:Float> isa OTHER */
+var49 = 1; /* easy <var46:Float> isa OTHER*/
+if (unlikely(!var49)) {
+var_class_name52 = type_kernel__Float.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name52);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 305);
+show_backtrace(1);
+}
+var53 = var_f * var46;
+var47 = var53;
+goto RET_LABEL48;
+RET_LABEL48:(void)0;
+}
+}
+var_f = var47;
+var54 = 1;
+{
+var55 = kernel__Int__successor(var_i, var54);
+}
+var_i = var55;
+} else {
+goto BREAK_label;
+}
+}
+BREAK_label: (void)0;
+var56 = 0.0;
+{
+{ /* Inline kernel#Float#> (self,var56) on <self:Float> */
+/* Covariant cast for argument 0 (i) <var56:Float> isa OTHER */
+/* <var56:Float> isa OTHER */
+var59 = 1; /* easy <var56:Float> isa OTHER*/
+if (unlikely(!var59)) {
+var_class_name62 = type_kernel__Float.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name62);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 300);
+show_backtrace(1);
+}
+var63 = self > var56;
+var57 = var63;
+goto RET_LABEL58;
+RET_LABEL58:(void)0;
+}
+}
+if (var57){
+var64 = 0.5;
+{
+{ /* Inline kernel#Float#+ (var_f,var64) on <var_f:Float> */
+/* Covariant cast for argument 0 (i) <var64:Float> isa OTHER */
+/* <var64:Float> isa OTHER */
+var67 = 1; /* easy <var64:Float> isa OTHER*/
+if (unlikely(!var67)) {
+var_class_name70 = type_kernel__Float.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name70);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 302);
+show_backtrace(1);
+}
+var71 = var_f + var64;
+var65 = var71;
+goto RET_LABEL66;
+RET_LABEL66:(void)0;
+}
+}
+var_f = var65;
+} else {
+var72 = 0.5;
+{
+{ /* Inline kernel#Float#- (var_f,var72) on <var_f:Float> */
+/* Covariant cast for argument 0 (i) <var72:Float> isa OTHER */
+/* <var72:Float> isa OTHER */
+var75 = 1; /* easy <var72:Float> isa OTHER*/
+if (unlikely(!var75)) {
+var_class_name78 = type_kernel__Float.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name78);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 304);
+show_backtrace(1);
+}
+var79 = var_f - var72;
+var73 = var79;
+goto RET_LABEL74;
+RET_LABEL74:(void)0;
+}
+}
+var_f = var73;
+}
+{
+{ /* Inline kernel#Float#to_i (var_f) on <var_f:Float> */
+var82 = (long)var_f;
+var80 = var82;
+goto RET_LABEL81;
+RET_LABEL81:(void)0;
+}
+}
+var_i83 = var80;
+var84 = 0;
+{
+{ /* Inline kernel#Int#== (var_i83,var84) on <var_i83:Int> */
+var88 = var_i83 == var84;
+var86 = var88;
+goto RET_LABEL87;
+RET_LABEL87:(void)0;
+}
+var85 = var86;
+}
+if (var85){
+if (varonce89) {
+var90 = varonce89;
+} else {
+var91 = "0.";
+var92 = 2;
+var93 = string__NativeString__to_s_with_length(var91, var92);
+var90 = var93;
+varonce89 = var90;
+}
+if (varonce94) {
+var95 = varonce94;
+} else {
+var96 = "0";
+var97 = 1;
+var98 = string__NativeString__to_s_with_length(var96, var97);
+var95 = var98;
+varonce94 = var95;
+}
+{
+var99 = string__FlatString___42d(var95, var_decimals);
+}
+{
+var100 = string__FlatString___43d(var90, var99);
+}
+var = var100;
+goto RET_LABEL;
+} else {
+}
+{
+var101 = kernel__Int__abs(var_i83);
+}
+{
+var102 = string__Int__to_s(var101);
+}
+var_s = var102;
+{
+{ /* Inline string#FlatText#length (var_s) on <var_s:String> */
+var105 = var_s->attrs[COLOR_string__FlatText___length].l; /* _length on <var_s:String> */
+var103 = var105;
+RET_LABEL104:(void)0;
+}
+}
+var_sl = var103;
+{
+{ /* Inline kernel#Int#> (var_sl,var_decimals) on <var_sl:Int> */
+/* Covariant cast for argument 0 (i) <var_decimals:Int> isa OTHER */
+/* <var_decimals:Int> isa OTHER */
+var108 = 1; /* easy <var_decimals:Int> isa OTHER*/
+if (unlikely(!var108)) {
+var_class_name111 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name111);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 373);
+show_backtrace(1);
+}
+var112 = var_sl > var_decimals;
+var106 = var112;
+goto RET_LABEL107;
+RET_LABEL107:(void)0;
+}
+}
+if (var106){
+var113 = 0;
+{
+{ /* Inline kernel#Int#- (var_sl,var_decimals) on <var_sl:Int> */
+/* Covariant cast for argument 0 (i) <var_decimals:Int> isa OTHER */
+/* <var_decimals:Int> isa OTHER */
+var116 = 1; /* easy <var_decimals:Int> isa OTHER*/
+if (unlikely(!var116)) {
+var_class_name119 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name119);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var120 = var_sl - var_decimals;
+var114 = var120;
+goto RET_LABEL115;
+RET_LABEL115:(void)0;
+}
+}
+{
+var121 = string__FlatString__substring(var_s, var113, var114);
+}
+var_p1 = var121;
+{
+{ /* Inline kernel#Int#- (var_sl,var_decimals) on <var_sl:Int> */
+/* Covariant cast for argument 0 (i) <var_decimals:Int> isa OTHER */
+/* <var_decimals:Int> isa OTHER */
+var124 = 1; /* easy <var_decimals:Int> isa OTHER*/
+if (unlikely(!var124)) {
+var_class_name127 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name127);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var128 = var_sl - var_decimals;
+var122 = var128;
+goto RET_LABEL123;
+RET_LABEL123:(void)0;
+}
+}
+{
+var129 = string__FlatString__substring(var_s, var122, var_decimals);
+}
+var_p2 = var129;
+} else {
+if (varonce130) {
+var131 = varonce130;
+} else {
+var132 = "0";
+var133 = 1;
+var134 = string__NativeString__to_s_with_length(var132, var133);
+var131 = var134;
+varonce130 = var131;
+}
+var_p1 = var131;
+if (varonce135) {
+var136 = varonce135;
+} else {
+var137 = "0";
+var138 = 1;
+var139 = string__NativeString__to_s_with_length(var137, var138);
+var136 = var139;
+varonce135 = var136;
+}
+{
+{ /* Inline kernel#Int#- (var_decimals,var_sl) on <var_decimals:Int> */
+/* Covariant cast for argument 0 (i) <var_sl:Int> isa OTHER */
+/* <var_sl:Int> isa OTHER */
+var142 = 1; /* easy <var_sl:Int> isa OTHER*/
+if (unlikely(!var142)) {
+var_class_name145 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name145);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
+show_backtrace(1);
+}
+var146 = var_decimals - var_sl;
+var140 = var146;
+goto RET_LABEL141;
+RET_LABEL141:(void)0;
+}
+}
+{
+var147 = string__FlatString___42d(var136, var140);
+}
+{
+var148 = string__FlatString___43d(var147, var_s);
+}
+var_p2 = var148;
+}
+var149 = 0;
+{
+{ /* Inline kernel#Int#< (var_i83,var149) on <var_i83:Int> */
+/* Covariant cast for argument 0 (i) <var149:Int> isa OTHER */
+/* <var149:Int> isa OTHER */
+var152 = 1; /* easy <var149:Int> isa OTHER*/
+if (unlikely(!var152)) {
+var_class_name155 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name155);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 371);
+show_backtrace(1);
+}
+var156 = var_i83 < var149;
+var150 = var156;
+goto RET_LABEL151;
+RET_LABEL151:(void)0;
+}
+}
+if (var150){
+if (varonce157) {
+var158 = varonce157;
+} else {
+var159 = "-";
+var160 = 1;
+var161 = string__NativeString__to_s_with_length(var159, var160);
+var158 = var161;
+varonce157 = var158;
+}
+{
+var162 = string__FlatString___43d(var158, var_p1);
+}
+var_p1 = var162;
+} else {
+}
+if (varonce163) {
+var164 = varonce163;
+} else {
+var165 = ".";
+var166 = 1;
+var167 = string__NativeString__to_s_with_length(var165, var166);
+var164 = var167;
+varonce163 = var164;
+}
+{
+var168 = string__FlatString___43d(var_p1, var164);
+}
+{
+var169 = string__FlatString___43d(var168, var_p2);
+}
+var = var169;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Float#to_precision for (self: Object, Int): String */
+val* VIRTUAL_string__Float__to_precision(val* self, long p0) {
+val* var /* : String */;
+val* var1 /* : String */;
+double var2 /* : Float */;
+var2 = ((struct instance_kernel__Float*)self)->value; /* autounbox from Object to Float */;
+var1 = string__Float__to_precision(var2, p0);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Char#to_s for (self: Char): String */
+val* string__Char__to_s(char self) {
+val* var /* : String */;
+val* var1 /* : FlatBuffer */;
+long var2 /* : Int */;
+val* var_s /* var s: FlatBuffer */;
+val* var3 /* : Sequence[Char] */;
+val* var5 /* : Sequence[Char] */;
+long var6 /* : Int */;
+val* var7 /* : nullable Object */;
+val* var8 /* : String */;
+var1 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
+var2 = 1;
+{
+string__FlatBuffer__with_capacity(var1, var2); /* Direct call string#FlatBuffer#with_capacity on <var1:FlatBuffer>*/
+}
+var_s = var1;
+{
+{ /* Inline string#FlatBuffer#chars (var_s) on <var_s:FlatBuffer> */
+var5 = var_s->attrs[COLOR_string__FlatBuffer___chars].val; /* _chars on <var_s:FlatBuffer> */
+if (unlikely(var5 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1406);
+show_backtrace(1);
+}
+var3 = var5;
+RET_LABEL4:(void)0;
+}
+}
+var6 = 0;
+{
+var7 = BOX_kernel__Char(self); /* autobox from Char to nullable Object */
+((void (*)(val*, long, val*))(var3->class->vft[COLOR_abstract_collection__Sequence___91d_93d_61d]))(var3, var6, var7) /* []= on <var3:Sequence[Char]>*/;
+}
+{
+var8 = string__FlatBuffer__to_s(var_s);
+}
+var = var8;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Char#to_s for (self: Object): String */
+val* VIRTUAL_string__Char__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+char var2 /* : Char */;
+var2 = ((struct instance_kernel__Char*)self)->value; /* autounbox from Object to Char */;
+var1 = string__Char__to_s(var2);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Char#is_numeric for (self: Char): Bool */
+short int string__Char__is_numeric(char self) {
+short int var /* : Bool */;
+short int var1 /* : Bool */;
+char var2 /* : Char */;
+short int var3 /* : Bool */;
+short int var5 /* : Bool */;
 int cltype;
 int idtype;
 const char* var_class_name;
-double var53 /* : Float */;
-double var54 /* : Float */;
-short int var55 /* : Bool */;
-short int var57 /* : Bool */;
-int cltype58;
-int idtype59;
-const char* var_class_name60;
-short int var61 /* : Bool */;
-double var62 /* : Float */;
-double var63 /* : Float */;
-short int var65 /* : Bool */;
-int cltype66;
-int idtype67;
-const char* var_class_name68;
-double var69 /* : Float */;
-double var70 /* : Float */;
-double var71 /* : Float */;
-short int var73 /* : Bool */;
-int cltype74;
-int idtype75;
-const char* var_class_name76;
-double var77 /* : Float */;
-long var78 /* : Int */;
-long var80 /* : Int */;
-long var_i81 /* var i: Int */;
-long var82 /* : Int */;
-short int var83 /* : Bool */;
-short int var84 /* : Bool */;
-short int var86 /* : Bool */;
-static val* varonce87;
-val* var88 /* : String */;
-char* var89 /* : NativeString */;
-long var90 /* : Int */;
-val* var91 /* : FlatString */;
-val* var92 /* : String */;
-val* var_s /* var s: String */;
-long var93 /* : Int */;
-long var95 /* : Int */;
-long var_sl /* var sl: Int */;
-short int var96 /* : Bool */;
-short int var98 /* : Bool */;
-int cltype99;
-int idtype100;
-const char* var_class_name101;
-short int var102 /* : Bool */;
-long var103 /* : Int */;
-long var104 /* : Int */;
-long var106 /* : Int */;
-long var107 /* : Int */;
-short int var109 /* : Bool */;
-int cltype110;
-int idtype111;
-const char* var_class_name112;
-long var113 /* : Int */;
-val* var114 /* : String */;
-val* var_p1 /* var p1: String */;
-long var115 /* : Int */;
-long var117 /* : Int */;
-long var118 /* : Int */;
-short int var120 /* : Bool */;
-int cltype121;
-int idtype122;
-const char* var_class_name123;
-long var124 /* : Int */;
-val* var125 /* : String */;
-val* var_p2 /* var p2: String */;
-static val* varonce126;
-val* var127 /* : String */;
-char* var128 /* : NativeString */;
-long var129 /* : Int */;
-val* var130 /* : FlatString */;
-val* var131 /* : String */;
-val* var132 /* : String */;
-static val* varonce133;
-val* var134 /* : String */;
-char* var135 /* : NativeString */;
-long var136 /* : Int */;
-val* var137 /* : FlatString */;
-static val* varonce138;
-val* var139 /* : String */;
-char* var140 /* : NativeString */;
-long var141 /* : Int */;
-val* var142 /* : FlatString */;
-long var143 /* : Int */;
-short int var145 /* : Bool */;
-int cltype146;
-int idtype147;
-const char* var_class_name148;
-long var149 /* : Int */;
-val* var150 /* : String */;
-val* var151 /* : String */;
-val* var152 /* : String */;
-var_nb = p0;
+short int var6 /* : Bool */;
+short int var_ /* var : Bool */;
+char var7 /* : Char */;
+short int var8 /* : Bool */;
+short int var10 /* : Bool */;
+int cltype11;
+int idtype12;
+const char* var_class_name13;
+short int var14 /* : Bool */;
+var2 = '0';
 {
-{ /* Inline math#Float#is_nan (self) on <self:Float> */
-var3 = isnan(self);
-var1 = var3;
-goto RET_LABEL2;
-RET_LABEL2:(void)0;
+{ /* Inline kernel#Char#>= (self,var2) on <self:Char> */
+/* Covariant cast for argument 0 (i) <var2:Char> isa OTHER */
+/* <var2:Char> isa OTHER */
+var5 = 1; /* easy <var2:Char> isa OTHER*/
+if (unlikely(!var5)) {
+var_class_name = type_kernel__Char.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 547);
+show_backtrace(1);
+}
+var6 = self >= var2;
+var3 = var6;
+goto RET_LABEL4;
+RET_LABEL4:(void)0;
 }
 }
-if (var1){
-if (varonce) {
-var4 = varonce;
+var_ = var3;
+if (var3){
+var7 = '9';
+{
+{ /* Inline kernel#Char#<= (self,var7) on <self:Char> */
+/* Covariant cast for argument 0 (i) <var7:Char> isa OTHER */
+/* <var7:Char> isa OTHER */
+var10 = 1; /* easy <var7:Char> isa OTHER*/
+if (unlikely(!var10)) {
+var_class_name13 = type_kernel__Char.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name13);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 545);
+show_backtrace(1);
+}
+var14 = self <= var7;
+var8 = var14;
+goto RET_LABEL9;
+RET_LABEL9:(void)0;
+}
+}
+var1 = var8;
 } else {
-var5 = "nan";
-var6 = 3;
-var7 = string__NativeString__to_s_with_length(var5, var6);
-var4 = var7;
-varonce = var4;
+var1 = var_;
 }
-var = var4;
+var = var1;
 goto RET_LABEL;
-} else {
+RET_LABEL:;
+return var;
+}
+/* method string#Char#is_numeric for (self: Object): Bool */
+short int VIRTUAL_string__Char__is_numeric(val* self) {
+short int var /* : Bool */;
+short int var1 /* : Bool */;
+char var2 /* : Char */;
+var2 = ((struct instance_kernel__Char*)self)->value; /* autounbox from Object to Char */;
+var1 = string__Char__is_numeric(var2);
+var = var1;
+RET_LABEL:;
+return var;
 }
+/* method string#Collection#to_s for (self: Collection[nullable Object]): String */
+val* string__Collection__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : FlatBuffer */;
+val* var_s /* var s: FlatBuffer */;
+val* var_ /* var : Collection[nullable Object] */;
+val* var2 /* : Iterator[nullable Object] */;
+val* var_3 /* var : Iterator[nullable Object] */;
+short int var4 /* : Bool */;
+val* var5 /* : nullable Object */;
+val* var_e /* var e: nullable Object */;
+val* var6 /* : null */;
+short int var7 /* : Bool */;
+short int var8 /* : Bool */;
+val* var9 /* : String */;
+val* var11 /* : String */;
+var1 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
 {
-var8 = math__Float__is_inf(self);
+((void (*)(val*))(var1->class->vft[COLOR_kernel__Object__init]))(var1) /* init on <var1:FlatBuffer>*/;
 }
-var_isinf = var8;
-var9 = 1;
+var_s = var1;
+var_ = self;
 {
-{ /* Inline kernel#Int#== (var_isinf,var9) on <var_isinf:Int> */
-var13 = var_isinf == var9;
-var11 = var13;
-goto RET_LABEL12;
-RET_LABEL12:(void)0;
+var2 = ((val* (*)(val*))(var_->class->vft[COLOR_abstract_collection__Collection__iterator]))(var_) /* iterator on <var_:Collection[nullable Object]>*/;
 }
-var10 = var11;
+var_3 = var2;
+for(;;) {
+{
+var4 = ((short int (*)(val*))(var_3->class->vft[COLOR_abstract_collection__Iterator__is_ok]))(var_3) /* is_ok on <var_3:Iterator[nullable Object]>*/;
 }
-if (var10){
-if (varonce14) {
-var15 = varonce14;
+if (var4){
+{
+var5 = ((val* (*)(val*))(var_3->class->vft[COLOR_abstract_collection__Iterator__item]))(var_3) /* item on <var_3:Iterator[nullable Object]>*/;
+}
+var_e = var5;
+var6 = NULL;
+if (var_e == NULL) {
+var7 = 0; /* is null */
 } else {
-var16 = "inf";
-var17 = 3;
-var18 = string__NativeString__to_s_with_length(var16, var17);
-var15 = var18;
-varonce14 = var15;
+var7 = 1; /* arg is null and recv is not */
 }
-var = var15;
-goto RET_LABEL;
+if (0) {
+var8 = ((short int (*)(val*, val*))(var_e->class->vft[COLOR_kernel__Object___33d_61d]))(var_e, var6) /* != on <var_e:nullable Object>*/;
+var7 = var8;
+}
+if (var7){
+if (var_e == NULL) {
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1962);
+show_backtrace(1);
 } else {
-var19 = 1;
+var9 = ((val* (*)(val*))(var_e->class->vft[COLOR_string__Object__to_s]))(var_e) /* to_s on <var_e:nullable Object>*/;
+}
 {
-{ /* Inline kernel#Int#unary - (var19) on <var19:Int> */
-var22 = -var19;
-var20 = var22;
-goto RET_LABEL21;
-RET_LABEL21:(void)0;
+string__FlatBuffer__append(var_s, var9); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
 }
+} else {
 }
 {
-{ /* Inline kernel#Int#== (var_isinf,var20) on <var_isinf:Int> */
-var26 = var_isinf == var20;
-var24 = var26;
-goto RET_LABEL25;
-RET_LABEL25:(void)0;
-}
-var23 = var24;
+((void (*)(val*))(var_3->class->vft[COLOR_abstract_collection__Iterator__next]))(var_3) /* next on <var_3:Iterator[nullable Object]>*/;
 }
-if (var23){
-if (varonce27) {
-var28 = varonce27;
 } else {
-var29 = "-inf";
-var30 = 4;
-var31 = string__NativeString__to_s_with_length(var29, var30);
-var28 = var31;
-varonce27 = var28;
+goto BREAK_label;
 }
-var = var28;
+}
+BREAK_label: (void)0;
+{
+{ /* Inline abstract_collection#Iterator#finish (var_3) on <var_3:Iterator[nullable Object]> */
+RET_LABEL10:(void)0;
+}
+}
+{
+var11 = string__FlatBuffer__to_s(var_s);
+}
+var = var11;
 goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#Collection#to_s for (self: Object): String */
+val* VIRTUAL_string__Collection__to_s(val* self) {
+val* var /* : String */;
+val* var1 /* : String */;
+var1 = string__Collection__to_s(self);
+var = var1;
+RET_LABEL:;
+return var;
+}
+/* method string#Collection#join for (self: Collection[nullable Object], Text): String */
+val* string__Collection__join(val* self, val* p0) {
+val* var /* : String */;
+val* var_sep /* var sep: Text */;
+short int var1 /* : Bool */;
+static val* varonce;
+val* var2 /* : String */;
+char* var3 /* : NativeString */;
+long var4 /* : Int */;
+val* var5 /* : FlatString */;
+val* var6 /* : FlatBuffer */;
+val* var_s /* var s: FlatBuffer */;
+val* var7 /* : Iterator[nullable Object] */;
+val* var_i /* var i: Iterator[nullable Object] */;
+val* var8 /* : nullable Object */;
+val* var_e /* var e: nullable Object */;
+val* var9 /* : null */;
+short int var10 /* : Bool */;
+short int var11 /* : Bool */;
+val* var12 /* : String */;
+short int var13 /* : Bool */;
+val* var14 /* : nullable Object */;
+val* var15 /* : null */;
+short int var16 /* : Bool */;
+short int var17 /* : Bool */;
+val* var18 /* : String */;
+val* var19 /* : String */;
+var_sep = p0;
+{
+var1 = ((short int (*)(val*))(self->class->vft[COLOR_abstract_collection__Collection__is_empty]))(self) /* is_empty on <self:Collection[nullable Object]>*/;
+}
+if (var1){
+if (varonce) {
+var2 = varonce;
 } else {
+var3 = "";
+var4 = 0;
+var5 = string__NativeString__to_s_with_length(var3, var4);
+var2 = var5;
+varonce = var2;
 }
+var = var2;
+goto RET_LABEL;
+} else {
 }
-var32 = 0;
+var6 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
 {
-{ /* Inline kernel#Int#== (var_nb,var32) on <var_nb:Int> */
-var36 = var_nb == var32;
-var34 = var36;
-goto RET_LABEL35;
-RET_LABEL35:(void)0;
+((void (*)(val*))(var6->class->vft[COLOR_kernel__Object__init]))(var6) /* init on <var6:FlatBuffer>*/;
 }
-var33 = var34;
+var_s = var6;
+{
+var7 = ((val* (*)(val*))(self->class->vft[COLOR_abstract_collection__Collection__iterator]))(self) /* iterator on <self:Collection[nullable Object]>*/;
 }
-if (var33){
+var_i = var7;
 {
-{ /* Inline kernel#Float#to_i (self) on <self:Float> */
-var39 = (long)self;
-var37 = var39;
-goto RET_LABEL38;
-RET_LABEL38:(void)0;
+var8 = ((val* (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__item]))(var_i) /* item on <var_i:Iterator[nullable Object]>*/;
 }
+var_e = var8;
+var9 = NULL;
+if (var_e == NULL) {
+var10 = 0; /* is null */
+} else {
+var10 = 1; /* arg is null and recv is not */
 }
-{
-var40 = string__Int__to_s(var37);
+if (0) {
+var11 = ((short int (*)(val*, val*))(var_e->class->vft[COLOR_kernel__Object___33d_61d]))(var_e, var9) /* != on <var_e:nullable Object>*/;
+var10 = var11;
 }
-var = var40;
-goto RET_LABEL;
+if (var10){
+if (var_e == NULL) {
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1979);
+show_backtrace(1);
 } else {
+var12 = ((val* (*)(val*))(var_e->class->vft[COLOR_string__Object__to_s]))(var_e) /* to_s on <var_e:nullable Object>*/;
 }
-var_f = self;
-var41 = NEW_range__Range(&type_range__Rangekernel__Int);
-var42 = 0;
 {
-var43 = BOX_kernel__Int(var42); /* autobox from Int to Discrete */
-var44 = BOX_kernel__Int(var_nb); /* autobox from Int to Discrete */
-range__Range__without_last(var41, var43, var44); /* Direct call range#Range#without_last on <var41:Range[Int]>*/
+string__FlatBuffer__append(var_s, var12); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
+}
+} else {
 }
 {
-var45 = range__Range__iterator(var41);
+((void (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__next]))(var_i) /* next on <var_i:Iterator[nullable Object]>*/;
 }
 for(;;) {
 {
-var46 = ((short int (*)(val*))(var45->class->vft[COLOR_abstract_collection__Iterator__is_ok]))(var45) /* is_ok on <var45:Iterator[Discrete]>*/;
+var13 = ((short int (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__is_ok]))(var_i) /* is_ok on <var_i:Iterator[nullable Object]>*/;
 }
-if(!var46) break;
+if (var13){
 {
-var47 = ((val* (*)(val*))(var45->class->vft[COLOR_abstract_collection__Iterator__item]))(var45) /* item on <var45:Iterator[Discrete]>*/;
+string__FlatBuffer__append(var_s, var_sep); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
 }
-var48 = ((struct instance_kernel__Int*)var47)->value; /* autounbox from nullable Object to Int */;
-var_i = var48;
-var49 = 10.0;
 {
-{ /* Inline kernel#Float#* (var_f,var49) on <var_f:Float> */
-/* Covariant cast for argument 0 (i) <var49:Float> isa OTHER */
-/* <var49:Float> isa OTHER */
-var52 = 1; /* easy <var49:Float> isa OTHER*/
-if (unlikely(!var52)) {
-var_class_name = type_kernel__Float.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 297);
-show_backtrace(1);
-}
-var53 = var_f * var49;
-var50 = var53;
-goto RET_LABEL51;
-RET_LABEL51:(void)0;
-}
+var14 = ((val* (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__item]))(var_i) /* item on <var_i:Iterator[nullable Object]>*/;
 }
-var_f = var50;
-CONTINUE_label: (void)0;
-{
-((void (*)(val*))(var45->class->vft[COLOR_abstract_collection__Iterator__next]))(var45) /* next on <var45:Iterator[Discrete]>*/;
+var_e = var14;
+var15 = NULL;
+if (var_e == NULL) {
+var16 = 0; /* is null */
+} else {
+var16 = 1; /* arg is null and recv is not */
 }
+if (0) {
+var17 = ((short int (*)(val*, val*))(var_e->class->vft[COLOR_kernel__Object___33d_61d]))(var_e, var15) /* != on <var_e:nullable Object>*/;
+var16 = var17;
 }
-BREAK_label: (void)0;
-var54 = 0.0;
-{
-{ /* Inline kernel#Float#> (self,var54) on <self:Float> */
-/* Covariant cast for argument 0 (i) <var54:Float> isa OTHER */
-/* <var54:Float> isa OTHER */
-var57 = 1; /* easy <var54:Float> isa OTHER*/
-if (unlikely(!var57)) {
-var_class_name60 = type_kernel__Float.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name60);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 292);
+if (var16){
+if (var_e == NULL) {
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 1986);
 show_backtrace(1);
+} else {
+var18 = ((val* (*)(val*))(var_e->class->vft[COLOR_string__Object__to_s]))(var_e) /* to_s on <var_e:nullable Object>*/;
 }
-var61 = self > var54;
-var55 = var61;
-goto RET_LABEL56;
-RET_LABEL56:(void)0;
+{
+string__FlatBuffer__append(var_s, var18); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
 }
+} else {
 }
-if (var55){
-var62 = 0.5;
 {
-{ /* Inline kernel#Float#+ (var_f,var62) on <var_f:Float> */
-/* Covariant cast for argument 0 (i) <var62:Float> isa OTHER */
-/* <var62:Float> isa OTHER */
-var65 = 1; /* easy <var62:Float> isa OTHER*/
-if (unlikely(!var65)) {
-var_class_name68 = type_kernel__Float.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name68);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 294);
-show_backtrace(1);
+((void (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__next]))(var_i) /* next on <var_i:Iterator[nullable Object]>*/;
 }
-var69 = var_f + var62;
-var63 = var69;
-goto RET_LABEL64;
-RET_LABEL64:(void)0;
+} else {
+goto BREAK_label;
 }
 }
-var_f = var63;
-} else {
-var70 = 0.5;
+BREAK_label: (void)0;
 {
-{ /* Inline kernel#Float#- (var_f,var70) on <var_f:Float> */
-/* Covariant cast for argument 0 (i) <var70:Float> isa OTHER */
-/* <var70:Float> isa OTHER */
-var73 = 1; /* easy <var70:Float> isa OTHER*/
-if (unlikely(!var73)) {
-var_class_name76 = type_kernel__Float.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name76);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 296);
-show_backtrace(1);
-}
-var77 = var_f - var70;
-var71 = var77;
-goto RET_LABEL72;
-RET_LABEL72:(void)0;
+var19 = string__FlatBuffer__to_s(var_s);
 }
+var = var19;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
 }
-var_f = var71;
+/* method string#Collection#join for (self: Object, Text): String */
+val* VIRTUAL_string__Collection__join(val* self, val* p0) {
+val* var /* : String */;
+val* var1 /* : String */;
+var1 = string__Collection__join(self, p0);
+var = var1;
+RET_LABEL:;
+return var;
 }
-{
-{ /* Inline kernel#Float#to_i (var_f) on <var_f:Float> */
-var80 = (long)var_f;
-var78 = var80;
-goto RET_LABEL79;
-RET_LABEL79:(void)0;
+/* method string#Array#to_s for (self: Array[nullable Object]): String */
+val* string__Array__to_s(val* self) {
+val* var /* : String */;
+long var1 /* : Int */;
+long var3 /* : Int */;
+long var_l /* var l: Int */;
+long var4 /* : Int */;
+short int var5 /* : Bool */;
+short int var6 /* : Bool */;
+short int var8 /* : Bool */;
+static val* varonce;
+val* var9 /* : String */;
+char* var10 /* : NativeString */;
+long var11 /* : Int */;
+val* var12 /* : FlatString */;
+long var13 /* : Int */;
+short int var14 /* : Bool */;
+short int var15 /* : Bool */;
+short int var17 /* : Bool */;
+long var18 /* : Int */;
+val* var19 /* : nullable Object */;
+val* var20 /* : null */;
+short int var21 /* : Bool */;
+short int var22 /* : Bool */;
+static val* varonce23;
+val* var24 /* : String */;
+char* var25 /* : NativeString */;
+long var26 /* : Int */;
+val* var27 /* : FlatString */;
+long var28 /* : Int */;
+val* var29 /* : nullable Object */;
+val* var30 /* : String */;
+val* var31 /* : nullable NativeArray[nullable Object] */;
+val* var_its /* var its: nullable NativeArray[nullable Object] */;
+val* var32 /* : NativeArray[String] */;
+val* var_na /* var na: NativeArray[String] */;
+long var33 /* : Int */;
+long var_i /* var i: Int */;
+long var34 /* : Int */;
+long var_sl /* var sl: Int */;
+long var35 /* : Int */;
+long var_mypos /* var mypos: Int */;
+short int var36 /* : Bool */;
+short int var38 /* : Bool */;
+int cltype;
+int idtype;
+const char* var_class_name;
+short int var39 /* : Bool */;
+val* var40 /* : nullable Object */;
+val* var42 /* : nullable Object */;
+val* var_itsi /* var itsi: nullable Object */;
+val* var43 /* : null */;
+short int var44 /* : Bool */;
+short int var45 /* : Bool */;
+long var46 /* : Int */;
+long var47 /* : Int */;
+short int var49 /* : Bool */;
+int cltype50;
+int idtype51;
+const char* var_class_name52;
+long var53 /* : Int */;
+val* var54 /* : String */;
+val* var_tmp /* var tmp: String */;
+long var55 /* : Int */;
+long var57 /* : Int */;
+long var58 /* : Int */;
+short int var60 /* : Bool */;
+int cltype61;
+int idtype62;
+const char* var_class_name63;
+long var64 /* : Int */;
+short int var66 /* : Bool */;
+int cltype67;
+int idtype68;
+const struct type* type_struct;
+const char* var_class_name69;
+long var70 /* : Int */;
+long var71 /* : Int */;
+short int var73 /* : Bool */;
+int cltype74;
+int idtype75;
+const char* var_class_name76;
+long var77 /* : Int */;
+long var78 /* : Int */;
+long var79 /* : Int */;
+short int var81 /* : Bool */;
+int cltype82;
+int idtype83;
+const char* var_class_name84;
+long var85 /* : Int */;
+char* var87 /* : NativeString */;
+long var88 /* : Int */;
+long var89 /* : Int */;
+short int var91 /* : Bool */;
+int cltype92;
+int idtype93;
+const char* var_class_name94;
+long var95 /* : Int */;
+char* var96 /* : NativeString */;
+char* var98 /* : NativeString */;
+char* var_ns /* var ns: NativeString */;
+char var99 /* : Char */;
+long var101 /* : Int */;
+long var102 /* : Int */;
+long var_off /* var off: Int */;
+short int var103 /* : Bool */;
+short int var105 /* : Bool */;
+int cltype106;
+int idtype107;
+const char* var_class_name108;
+short int var109 /* : Bool */;
+val* var110 /* : nullable Object */;
+val* var112 /* : String */;
+val* var_tmp113 /* var tmp: String */;
+long var114 /* : Int */;
+long var116 /* : Int */;
+long var_tpl /* var tpl: Int */;
+short int var117 /* : Bool */;
+int cltype118;
+int idtype119;
+char* var120 /* : NativeString */;
+char* var122 /* : NativeString */;
+long var123 /* : Int */;
+long var125 /* : Int */;
+long var127 /* : Int */;
+short int var129 /* : Bool */;
+int cltype130;
+int idtype131;
+const char* var_class_name132;
+long var133 /* : Int */;
+val* var134 /* : Iterator[Text] */;
+val* var_ /* var : Iterator[Text] */;
+val* var135 /* : Iterator[nullable Object] */;
+val* var_136 /* var : Iterator[Text] */;
+short int var137 /* : Bool */;
+val* var138 /* : nullable Object */;
+val* var_j /* var j: Text */;
+short int var139 /* : Bool */;
+int cltype140;
+int idtype141;
+const char* var_class_name142;
+val* var_s /* var s: FlatString */;
+long var143 /* : Int */;
+long var145 /* : Int */;
+long var_slen /* var slen: Int */;
+char* var146 /* : NativeString */;
+char* var148 /* : NativeString */;
+long var149 /* : Int */;
+long var151 /* : Int */;
+long var153 /* : Int */;
+short int var155 /* : Bool */;
+int cltype156;
+int idtype157;
+const char* var_class_name158;
+long var159 /* : Int */;
+long var162 /* : Int */;
+long var163 /* : Int */;
+short int var165 /* : Bool */;
+int cltype166;
+int idtype167;
+const char* var_class_name168;
+long var169 /* : Int */;
+val* var171 /* : FlatString */;
+{
+{ /* Inline array#AbstractArrayRead#length (self) on <self:Array[nullable Object]> */
+var3 = self->attrs[COLOR_array__AbstractArrayRead___length].l; /* _length on <self:Array[nullable Object]> */
+var1 = var3;
+RET_LABEL2:(void)0;
 }
 }
-var_i81 = var78;
-var82 = 0;
+var_l = var1;
+var4 = 0;
 {
-{ /* Inline kernel#Int#== (var_i81,var82) on <var_i81:Int> */
-var86 = var_i81 == var82;
-var84 = var86;
-goto RET_LABEL85;
-RET_LABEL85:(void)0;
+{ /* Inline kernel#Int#== (var_l,var4) on <var_l:Int> */
+var8 = var_l == var4;
+var6 = var8;
+goto RET_LABEL7;
+RET_LABEL7:(void)0;
 }
-var83 = var84;
+var5 = var6;
 }
-if (var83){
-if (varonce87) {
-var88 = varonce87;
+if (var5){
+if (varonce) {
+var9 = varonce;
 } else {
-var89 = "0.0";
-var90 = 3;
-var91 = string__NativeString__to_s_with_length(var89, var90);
-var88 = var91;
-varonce87 = var88;
+var10 = "";
+var11 = 0;
+var12 = string__NativeString__to_s_with_length(var10, var11);
+var9 = var12;
+varonce = var9;
 }
-var = var88;
+var = var9;
 goto RET_LABEL;
 } else {
 }
+var13 = 1;
 {
-var92 = string__Int__to_s(var_i81);
-}
-var_s = var92;
-{
-{ /* Inline string#FlatText#length (var_s) on <var_s:String> */
-var95 = var_s->attrs[COLOR_string__FlatText___length].l; /* _length on <var_s:String> */
-var93 = var95;
-RET_LABEL94:(void)0;
-}
-}
-var_sl = var93;
-{
-{ /* Inline kernel#Int#> (var_sl,var_nb) on <var_sl:Int> */
-/* Covariant cast for argument 0 (i) <var_nb:Int> isa OTHER */
-/* <var_nb:Int> isa OTHER */
-var98 = 1; /* easy <var_nb:Int> isa OTHER*/
-if (unlikely(!var98)) {
-var_class_name101 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name101);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 327);
-show_backtrace(1);
-}
-var102 = var_sl > var_nb;
-var96 = var102;
-goto RET_LABEL97;
-RET_LABEL97:(void)0;
-}
-}
-if (var96){
-var103 = 0;
-{
-{ /* Inline string#FlatText#length (var_s) on <var_s:String> */
-var106 = var_s->attrs[COLOR_string__FlatText___length].l; /* _length on <var_s:String> */
-var104 = var106;
-RET_LABEL105:(void)0;
+{ /* Inline kernel#Int#== (var_l,var13) on <var_l:Int> */
+var17 = var_l == var13;
+var15 = var17;
+goto RET_LABEL16;
+RET_LABEL16:(void)0;
 }
+var14 = var15;
 }
+if (var14){
+var18 = 0;
 {
-{ /* Inline kernel#Int#- (var104,var_nb) on <var104:Int> */
-/* Covariant cast for argument 0 (i) <var_nb:Int> isa OTHER */
-/* <var_nb:Int> isa OTHER */
-var109 = 1; /* easy <var_nb:Int> isa OTHER*/
-if (unlikely(!var109)) {
-var_class_name112 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name112);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
-show_backtrace(1);
+var19 = array__Array___91d_93d(self, var18);
 }
-var113 = var104 - var_nb;
-var107 = var113;
-goto RET_LABEL108;
-RET_LABEL108:(void)0;
+var20 = NULL;
+if (var19 == NULL) {
+var21 = 1; /* is null */
+} else {
+var21 = 0; /* arg is null but recv is not */
 }
+if (0) {
+var22 = ((short int (*)(val*, val*))(var19->class->vft[COLOR_kernel__Object___61d_61d]))(var19, var20) /* == on <var19:nullable Object>*/;
+var21 = var22;
 }
-{
-var114 = string__FlatString__substring(var_s, var103, var107);
+if (var21){
+if (varonce23) {
+var24 = varonce23;
+} else {
+var25 = "";
+var26 = 0;
+var27 = string__NativeString__to_s_with_length(var25, var26);
+var24 = var27;
+varonce23 = var24;
 }
-var_p1 = var114;
+var = var24;
+goto RET_LABEL;
+} else {
+var28 = 0;
 {
-{ /* Inline string#FlatText#length (var_s) on <var_s:String> */
-var117 = var_s->attrs[COLOR_string__FlatText___length].l; /* _length on <var_s:String> */
-var115 = var117;
-RET_LABEL116:(void)0;
+var29 = array__Array___91d_93d(self, var28);
 }
-}
-{
-{ /* Inline kernel#Int#- (var115,var_nb) on <var115:Int> */
-/* Covariant cast for argument 0 (i) <var_nb:Int> isa OTHER */
-/* <var_nb:Int> isa OTHER */
-var120 = 1; /* easy <var_nb:Int> isa OTHER*/
-if (unlikely(!var120)) {
-var_class_name123 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name123);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
+if (var29 == NULL) {
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 2000);
 show_backtrace(1);
-}
-var124 = var115 - var_nb;
-var118 = var124;
-goto RET_LABEL119;
-RET_LABEL119:(void)0;
-}
-}
-{
-var125 = string__FlatString__substring(var_s, var118, var_nb);
-}
-var_p2 = var125;
-if (varonce126) {
-var127 = varonce126;
 } else {
-var128 = ".";
-var129 = 1;
-var130 = string__NativeString__to_s_with_length(var128, var129);
-var127 = var130;
-varonce126 = var127;
-}
-{
-var131 = string__FlatString___43d(var_p1, var127);
+var30 = ((val* (*)(val*))(var29->class->vft[COLOR_string__Object__to_s]))(var29) /* to_s on <var29:nullable Object>*/;
 }
-{
-var132 = string__FlatString___43d(var131, var_p2);
-}
-var = var132;
+var = var30;
 goto RET_LABEL;
-} else {
-if (varonce133) {
-var134 = varonce133;
-} else {
-var135 = "0.";
-var136 = 2;
-var137 = string__NativeString__to_s_with_length(var135, var136);
-var134 = var137;
-varonce133 = var134;
 }
-if (varonce138) {
-var139 = varonce138;
 } else {
-var140 = "0";
-var141 = 1;
-var142 = string__NativeString__to_s_with_length(var140, var141);
-var139 = var142;
-varonce138 = var139;
 }
+var31 = self->attrs[COLOR_array__Array___items].val; /* _items on <self:Array[nullable Object]> */
+var_its = var31;
+var32 = NEW_array__NativeArray(var_l, &type_array__NativeArraystring__String);
+var_na = var32;
+var33 = 0;
+var_i = var33;
+var34 = 0;
+var_sl = var34;
+var35 = 0;
+var_mypos = var35;
+for(;;) {
 {
-{ /* Inline kernel#Int#- (var_nb,var_sl) on <var_nb:Int> */
-/* Covariant cast for argument 0 (i) <var_sl:Int> isa OTHER */
-/* <var_sl:Int> isa OTHER */
-var145 = 1; /* easy <var_sl:Int> isa OTHER*/
-if (unlikely(!var145)) {
-var_class_name148 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name148);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
+{ /* Inline kernel#Int#< (var_i,var_l) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_l:Int> isa OTHER */
+/* <var_l:Int> isa OTHER */
+var38 = 1; /* easy <var_l:Int> isa OTHER*/
+if (unlikely(!var38)) {
+var_class_name = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 371);
 show_backtrace(1);
 }
-var149 = var_nb - var_sl;
-var143 = var149;
-goto RET_LABEL144;
-RET_LABEL144:(void)0;
+var39 = var_i < var_l;
+var36 = var39;
+goto RET_LABEL37;
+RET_LABEL37:(void)0;
 }
 }
-{
-var150 = string__FlatString___42d(var139, var143);
+if (var36){
+if (var_its == NULL) {
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 2007);
+show_backtrace(1);
+} else {
+{ /* Inline array#NativeArray#[] (var_its,var_i) on <var_its:nullable NativeArray[nullable Object]> */
+var42 = ((struct instance_array__NativeArray*)var_its)->values[var_i];
+var40 = var42;
+goto RET_LABEL41;
+RET_LABEL41:(void)0;
 }
-{
-var151 = string__FlatString___43d(var134, var150);
 }
-{
-var152 = string__FlatString___43d(var151, var_s);
+var_itsi = var40;
+var43 = NULL;
+if (var_itsi == NULL) {
+var44 = 1; /* is null */
+} else {
+var44 = 0; /* arg is null but recv is not */
 }
-var = var152;
-goto RET_LABEL;
+if (0) {
+var45 = ((short int (*)(val*, val*))(var_itsi->class->vft[COLOR_kernel__Object___61d_61d]))(var_itsi, var43) /* == on <var_itsi:nullable Object>*/;
+var44 = var45;
+}
+if (var44){
+var46 = 1;
+{
+{ /* Inline kernel#Int#+ (var_i,var46) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var46:Int> isa OTHER */
+/* <var46:Int> isa OTHER */
+var49 = 1; /* easy <var46:Int> isa OTHER*/
+if (unlikely(!var49)) {
+var_class_name52 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name52);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
+show_backtrace(1);
 }
-RET_LABEL:;
-return var;
+var53 = var_i + var46;
+var47 = var53;
+goto RET_LABEL48;
+RET_LABEL48:(void)0;
 }
-/* method string#Float#to_precision for (self: Object, Int): String */
-val* VIRTUAL_string__Float__to_precision(val* self, long p0) {
-val* var /* : String */;
-val* var1 /* : String */;
-double var2 /* : Float */;
-var2 = ((struct instance_kernel__Float*)self)->value; /* autounbox from Object to Float */;
-var1 = string__Float__to_precision(var2, p0);
-var = var1;
-RET_LABEL:;
-return var;
 }
-/* method string#Char#to_s for (self: Char): String */
-val* string__Char__to_s(char self) {
-val* var /* : String */;
-val* var1 /* : FlatBuffer */;
-long var2 /* : Int */;
-val* var_s /* var s: FlatBuffer */;
-val* var3 /* : Sequence[Char] */;
-val* var5 /* : Sequence[Char] */;
-long var6 /* : Int */;
-val* var7 /* : nullable Object */;
-val* var8 /* : String */;
-var1 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
-var2 = 1;
-{
-string__FlatBuffer__with_capacity(var1, var2); /* Direct call string#FlatBuffer#with_capacity on <var1:FlatBuffer>*/
+var_i = var47;
+goto BREAK_label;
+} else {
 }
-var_s = var1;
-{
-{ /* Inline string#FlatBuffer#chars (var_s) on <var_s:FlatBuffer> */
-var5 = var_s->attrs[COLOR_string__FlatBuffer___chars].val; /* _chars on <var_s:FlatBuffer> */
-if (unlikely(var5 == NULL)) {
-PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _chars");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 1163);
+if (var_itsi == NULL) {
+PRINT_ERROR("Runtime error: %s", "Receiver is null");
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 2012);
 show_backtrace(1);
+} else {
+var54 = ((val* (*)(val*))(var_itsi->class->vft[COLOR_string__Object__to_s]))(var_itsi) /* to_s on <var_itsi:nullable Object>*/;
 }
-var3 = var5;
-RET_LABEL4:(void)0;
-}
-}
-var6 = 0;
-{
-var7 = BOX_kernel__Char(self); /* autobox from Char to nullable Object */
-((void (*)(val*, long, val*))(var3->class->vft[COLOR_abstract_collection__Sequence___91d_93d_61d]))(var3, var6, var7) /* []= on <var3:Sequence[Char]>*/;
-}
+var_tmp = var54;
 {
-var8 = string__FlatBuffer__to_s(var_s);
-}
-var = var8;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{ /* Inline string#FlatText#length (var_tmp) on <var_tmp:String> */
+var57 = var_tmp->attrs[COLOR_string__FlatText___length].l; /* _length on <var_tmp:String> */
+var55 = var57;
+RET_LABEL56:(void)0;
 }
-/* method string#Char#to_s for (self: Object): String */
-val* VIRTUAL_string__Char__to_s(val* self) {
-val* var /* : String */;
-val* var1 /* : String */;
-char var2 /* : Char */;
-var2 = ((struct instance_kernel__Char*)self)->value; /* autounbox from Object to Char */;
-var1 = string__Char__to_s(var2);
-var = var1;
-RET_LABEL:;
-return var;
 }
-/* method string#Collection#to_s for (self: Collection[nullable Object]): String */
-val* string__Collection__to_s(val* self) {
-val* var /* : String */;
-val* var1 /* : FlatBuffer */;
-val* var_s /* var s: FlatBuffer */;
-val* var2 /* : Iterator[nullable Object] */;
-short int var3 /* : Bool */;
-val* var4 /* : nullable Object */;
-val* var_e /* var e: nullable Object */;
-val* var5 /* : null */;
-short int var6 /* : Bool */;
-short int var7 /* : Bool */;
-val* var8 /* : String */;
-val* var9 /* : String */;
-var1 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
 {
-string__FlatBuffer__init(var1); /* Direct call string#FlatBuffer#init on <var1:FlatBuffer>*/
+{ /* Inline kernel#Int#+ (var_sl,var55) on <var_sl:Int> */
+/* Covariant cast for argument 0 (i) <var55:Int> isa OTHER */
+/* <var55:Int> isa OTHER */
+var60 = 1; /* easy <var55:Int> isa OTHER*/
+if (unlikely(!var60)) {
+var_class_name63 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name63);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
+show_backtrace(1);
+}
+var64 = var_sl + var55;
+var58 = var64;
+goto RET_LABEL59;
+RET_LABEL59:(void)0;
 }
-var_s = var1;
+}
+var_sl = var58;
 {
-var2 = ((val* (*)(val*))(self->class->vft[COLOR_abstract_collection__Collection__iterator]))(self) /* iterator on <self:Collection[nullable Object]>*/;
+{ /* Inline array#NativeArray#[]= (var_na,var_mypos,var_tmp) on <var_na:NativeArray[String]> */
+/* Covariant cast for argument 1 (item) <var_tmp:String> isa E */
+/* <var_tmp:String> isa E */
+type_struct = var_na->type->resolution_table->types[COLOR_array__NativeArray_FT0];
+cltype67 = type_struct->color;
+idtype68 = type_struct->id;
+if(cltype67 >= var_tmp->type->table_size) {
+var66 = 0;
+} else {
+var66 = var_tmp->type->type_table[cltype67] == idtype68;
 }
-for(;;) {
+if (unlikely(!var66)) {
+var_class_name69 = var_tmp == NULL ? "null" : var_tmp->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "E", var_class_name69);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/collection/array.nit", 778);
+show_backtrace(1);
+}
+((struct instance_array__NativeArray*)var_na)->values[var_mypos]=var_tmp;
+RET_LABEL65:(void)0;
+}
+}
+var70 = 1;
 {
-var3 = ((short int (*)(val*))(var2->class->vft[COLOR_abstract_collection__Iterator__is_ok]))(var2) /* is_ok on <var2:Iterator[nullable Object]>*/;
+{ /* Inline kernel#Int#+ (var_i,var70) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var70:Int> isa OTHER */
+/* <var70:Int> isa OTHER */
+var73 = 1; /* easy <var70:Int> isa OTHER*/
+if (unlikely(!var73)) {
+var_class_name76 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name76);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
+show_backtrace(1);
+}
+var77 = var_i + var70;
+var71 = var77;
+goto RET_LABEL72;
+RET_LABEL72:(void)0;
+}
 }
-if(!var3) break;
+var_i = var71;
+var78 = 1;
 {
-var4 = ((val* (*)(val*))(var2->class->vft[COLOR_abstract_collection__Iterator__item]))(var2) /* item on <var2:Iterator[nullable Object]>*/;
+{ /* Inline kernel#Int#+ (var_mypos,var78) on <var_mypos:Int> */
+/* Covariant cast for argument 0 (i) <var78:Int> isa OTHER */
+/* <var78:Int> isa OTHER */
+var81 = 1; /* easy <var78:Int> isa OTHER*/
+if (unlikely(!var81)) {
+var_class_name84 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name84);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
+show_backtrace(1);
 }
-var_e = var4;
-var5 = NULL;
-if (var_e == NULL) {
-var6 = 0; /* is null */
+var85 = var_mypos + var78;
+var79 = var85;
+goto RET_LABEL80;
+RET_LABEL80:(void)0;
+}
+}
+var_mypos = var79;
 } else {
-var6 = 1; /* arg is null and recv is not */
+goto BREAK_label86;
 }
-if (0) {
-var7 = ((short int (*)(val*, val*))(var_e->class->vft[COLOR_kernel__Object___33d_61d]))(var_e, var5) /* != on <var_e:nullable Object>*/;
-var6 = var7;
+BREAK_label: (void)0;
 }
-if (var6){
-if (var_e == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 1678);
+BREAK_label86: (void)0;
+var87 = NULL/*special!*/;
+var88 = 1;
+{
+{ /* Inline kernel#Int#+ (var_sl,var88) on <var_sl:Int> */
+/* Covariant cast for argument 0 (i) <var88:Int> isa OTHER */
+/* <var88:Int> isa OTHER */
+var91 = 1; /* easy <var88:Int> isa OTHER*/
+if (unlikely(!var91)) {
+var_class_name94 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name94);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
 show_backtrace(1);
-} else {
-var8 = ((val* (*)(val*))(var_e->class->vft[COLOR_string__Object__to_s]))(var_e) /* to_s on <var_e:nullable Object>*/;
+}
+var95 = var_sl + var88;
+var89 = var95;
+goto RET_LABEL90;
+RET_LABEL90:(void)0;
+}
 }
 {
-string__FlatBuffer__append(var_s, var8); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
+{ /* Inline string#NativeString#new (var87,var89) on <var87:NativeString> */
+var98 = (char*)nit_alloc(var89);
+var96 = var98;
+goto RET_LABEL97;
+RET_LABEL97:(void)0;
 }
-} else {
 }
-CONTINUE_label: (void)0;
+var_ns = var96;
+var99 = '\0';
 {
-((void (*)(val*))(var2->class->vft[COLOR_abstract_collection__Iterator__next]))(var2) /* next on <var2:Iterator[nullable Object]>*/;
+{ /* Inline string#NativeString#[]= (var_ns,var_sl,var99) on <var_ns:NativeString> */
+var_ns[var_sl]=var99;
+RET_LABEL100:(void)0;
 }
 }
-BREAK_label: (void)0;
+var101 = 0;
+var_i = var101;
+var102 = 0;
+var_off = var102;
+for(;;) {
 {
-var9 = string__FlatBuffer__to_s(var_s);
+{ /* Inline kernel#Int#< (var_i,var_mypos) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var_mypos:Int> isa OTHER */
+/* <var_mypos:Int> isa OTHER */
+var105 = 1; /* easy <var_mypos:Int> isa OTHER*/
+if (unlikely(!var105)) {
+var_class_name108 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name108);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 371);
+show_backtrace(1);
 }
-var = var9;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+var109 = var_i < var_mypos;
+var103 = var109;
+goto RET_LABEL104;
+RET_LABEL104:(void)0;
 }
-/* method string#Collection#to_s for (self: Object): String */
-val* VIRTUAL_string__Collection__to_s(val* self) {
-val* var /* : String */;
-val* var1 /* : String */;
-var1 = string__Collection__to_s(self);
-var = var1;
-RET_LABEL:;
-return var;
 }
-/* method string#Collection#join for (self: Collection[nullable Object], Text): String */
-val* string__Collection__join(val* self, val* p0) {
-val* var /* : String */;
-val* var_sep /* var sep: Text */;
-short int var1 /* : Bool */;
-static val* varonce;
-val* var2 /* : String */;
-char* var3 /* : NativeString */;
-long var4 /* : Int */;
-val* var5 /* : FlatString */;
-val* var6 /* : FlatBuffer */;
-val* var_s /* var s: FlatBuffer */;
-val* var7 /* : Iterator[nullable Object] */;
-val* var_i /* var i: Iterator[nullable Object] */;
-val* var8 /* : nullable Object */;
-val* var_e /* var e: nullable Object */;
-val* var9 /* : null */;
-short int var10 /* : Bool */;
-short int var11 /* : Bool */;
-val* var12 /* : String */;
-short int var13 /* : Bool */;
-val* var14 /* : nullable Object */;
-val* var15 /* : null */;
-short int var16 /* : Bool */;
-short int var17 /* : Bool */;
-val* var18 /* : String */;
-val* var19 /* : String */;
-var_sep = p0;
+if (var103){
 {
-var1 = ((short int (*)(val*))(self->class->vft[COLOR_abstract_collection__Collection__is_empty]))(self) /* is_empty on <self:Collection[nullable Object]>*/;
+{ /* Inline array#NativeArray#[] (var_na,var_i) on <var_na:NativeArray[String]> */
+var112 = ((struct instance_array__NativeArray*)var_na)->values[var_i];
+var110 = var112;
+goto RET_LABEL111;
+RET_LABEL111:(void)0;
 }
-if (var1){
-if (varonce) {
-var2 = varonce;
-} else {
-var3 = "";
-var4 = 0;
-var5 = string__NativeString__to_s_with_length(var3, var4);
-var2 = var5;
-varonce = var2;
 }
-var = var2;
-goto RET_LABEL;
+var_tmp113 = var110;
+{
+{ /* Inline string#FlatText#length (var_tmp113) on <var_tmp113:String> */
+var116 = var_tmp113->attrs[COLOR_string__FlatText___length].l; /* _length on <var_tmp113:String> */
+var114 = var116;
+RET_LABEL115:(void)0;
+}
+}
+var_tpl = var114;
+/* <var_tmp113:String> isa FlatString */
+cltype118 = type_string__FlatString.color;
+idtype119 = type_string__FlatString.id;
+if(cltype118 >= var_tmp113->type->table_size) {
+var117 = 0;
 } else {
+var117 = var_tmp113->type->type_table[cltype118] == idtype119;
 }
-var6 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
+if (var117){
 {
-string__FlatBuffer__init(var6); /* Direct call string#FlatBuffer#init on <var6:FlatBuffer>*/
+{ /* Inline string#FlatText#items (var_tmp113) on <var_tmp113:String(FlatString)> */
+var122 = var_tmp113->attrs[COLOR_string__FlatText___items].str; /* _items on <var_tmp113:String(FlatString)> */
+var120 = var122;
+RET_LABEL121:(void)0;
 }
-var_s = var6;
-{
-var7 = ((val* (*)(val*))(self->class->vft[COLOR_abstract_collection__Collection__iterator]))(self) /* iterator on <self:Collection[nullable Object]>*/;
 }
-var_i = var7;
 {
-var8 = ((val* (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__item]))(var_i) /* item on <var_i:Iterator[nullable Object]>*/;
+{ /* Inline string#FlatString#index_from (var_tmp113) on <var_tmp113:String(FlatString)> */
+var125 = var_tmp113->attrs[COLOR_string__FlatString___index_from].l; /* _index_from on <var_tmp113:String(FlatString)> */
+var123 = var125;
+RET_LABEL124:(void)0;
 }
-var_e = var8;
-var9 = NULL;
-if (var_e == NULL) {
-var10 = 0; /* is null */
-} else {
-var10 = 1; /* arg is null and recv is not */
 }
-if (0) {
-var11 = ((short int (*)(val*, val*))(var_e->class->vft[COLOR_kernel__Object___33d_61d]))(var_e, var9) /* != on <var_e:nullable Object>*/;
-var10 = var11;
+{
+{ /* Inline string#NativeString#copy_to (var120,var_ns,var_tpl,var123,var_off) on <var120:NativeString> */
+memmove(var_ns+var_off,var120+var123,var_tpl);
+RET_LABEL126:(void)0;
 }
-if (var10){
-if (var_e == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 1695);
-show_backtrace(1);
-} else {
-var12 = ((val* (*)(val*))(var_e->class->vft[COLOR_string__Object__to_s]))(var_e) /* to_s on <var_e:nullable Object>*/;
 }
 {
-string__FlatBuffer__append(var_s, var12); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
+{ /* Inline kernel#Int#+ (var_off,var_tpl) on <var_off:Int> */
+/* Covariant cast for argument 0 (i) <var_tpl:Int> isa OTHER */
+/* <var_tpl:Int> isa OTHER */
+var129 = 1; /* easy <var_tpl:Int> isa OTHER*/
+if (unlikely(!var129)) {
+var_class_name132 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name132);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
+show_backtrace(1);
+}
+var133 = var_off + var_tpl;
+var127 = var133;
+goto RET_LABEL128;
+RET_LABEL128:(void)0;
 }
-} else {
 }
+var_off = var127;
+} else {
 {
-((void (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__next]))(var_i) /* next on <var_i:Iterator[nullable Object]>*/;
+var134 = string__FlatString__substrings(var_tmp113);
 }
-for(;;) {
+var_ = var134;
 {
-var13 = ((short int (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__is_ok]))(var_i) /* is_ok on <var_i:Iterator[nullable Object]>*/;
+var135 = abstract_collection__Iterator__iterator(var_);
 }
-if (!var13) break;
+var_136 = var135;
+for(;;) {
 {
-string__FlatBuffer__append(var_s, var_sep); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
+var137 = ((short int (*)(val*))(var_136->class->vft[COLOR_abstract_collection__Iterator__is_ok]))(var_136) /* is_ok on <var_136:Iterator[Text]>*/;
 }
+if (var137){
 {
-var14 = ((val* (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__item]))(var_i) /* item on <var_i:Iterator[nullable Object]>*/;
+var138 = ((val* (*)(val*))(var_136->class->vft[COLOR_abstract_collection__Iterator__item]))(var_136) /* item on <var_136:Iterator[Text]>*/;
 }
-var_e = var14;
-var15 = NULL;
-if (var_e == NULL) {
-var16 = 0; /* is null */
+var_j = var138;
+/* <var_j:Text> isa FlatString */
+cltype140 = type_string__FlatString.color;
+idtype141 = type_string__FlatString.id;
+if(cltype140 >= var_j->type->table_size) {
+var139 = 0;
 } else {
-var16 = 1; /* arg is null and recv is not */
+var139 = var_j->type->type_table[cltype140] == idtype141;
 }
-if (0) {
-var17 = ((short int (*)(val*, val*))(var_e->class->vft[COLOR_kernel__Object___33d_61d]))(var_e, var15) /* != on <var_e:nullable Object>*/;
-var16 = var17;
-}
-if (var16){
-if (var_e == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 1702);
+if (unlikely(!var139)) {
+var_class_name142 = var_j == NULL ? "null" : var_j->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "FlatString", var_class_name142);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 2030);
 show_backtrace(1);
-} else {
-var18 = ((val* (*)(val*))(var_e->class->vft[COLOR_string__Object__to_s]))(var_e) /* to_s on <var_e:nullable Object>*/;
 }
+var_s = var_j;
 {
-string__FlatBuffer__append(var_s, var18); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
+{ /* Inline string#FlatText#length (var_s) on <var_s:FlatString> */
+var145 = var_s->attrs[COLOR_string__FlatText___length].l; /* _length on <var_s:FlatString> */
+var143 = var145;
+RET_LABEL144:(void)0;
 }
-} else {
 }
+var_slen = var143;
 {
-((void (*)(val*))(var_i->class->vft[COLOR_abstract_collection__Iterator__next]))(var_i) /* next on <var_i:Iterator[nullable Object]>*/;
+{ /* Inline string#FlatText#items (var_s) on <var_s:FlatString> */
+var148 = var_s->attrs[COLOR_string__FlatText___items].str; /* _items on <var_s:FlatString> */
+var146 = var148;
+RET_LABEL147:(void)0;
 }
-CONTINUE_label: (void)0;
 }
-BREAK_label: (void)0;
 {
-var19 = string__FlatBuffer__to_s(var_s);
-}
-var = var19;
-goto RET_LABEL;
-RET_LABEL:;
-return var;
+{ /* Inline string#FlatString#index_from (var_s) on <var_s:FlatString> */
+var151 = var_s->attrs[COLOR_string__FlatString___index_from].l; /* _index_from on <var_s:FlatString> */
+var149 = var151;
+RET_LABEL150:(void)0;
 }
-/* method string#Collection#join for (self: Object, Text): String */
-val* VIRTUAL_string__Collection__join(val* self, val* p0) {
-val* var /* : String */;
-val* var1 /* : String */;
-var1 = string__Collection__join(self, p0);
-var = var1;
-RET_LABEL:;
-return var;
 }
-/* method string#Array#to_s for (self: Array[nullable Object]): String */
-val* string__Array__to_s(val* self) {
-val* var /* : String */;
-val* var1 /* : FlatBuffer */;
-val* var_s /* var s: FlatBuffer */;
-long var2 /* : Int */;
-long var_i /* var i: Int */;
-long var3 /* : Int */;
-long var_l /* var l: Int */;
-short int var4 /* : Bool */;
-short int var6 /* : Bool */;
-int cltype;
-int idtype;
-const char* var_class_name;
-short int var7 /* : Bool */;
-val* var8 /* : nullable Object */;
-val* var_e /* var e: nullable Object */;
-val* var9 /* : null */;
-short int var10 /* : Bool */;
-short int var11 /* : Bool */;
-val* var12 /* : String */;
-long var13 /* : Int */;
-long var14 /* : Int */;
-short int var16 /* : Bool */;
-int cltype17;
-int idtype18;
-const char* var_class_name19;
-long var20 /* : Int */;
-val* var21 /* : String */;
-var1 = NEW_string__FlatBuffer(&type_string__FlatBuffer);
 {
-string__FlatBuffer__init(var1); /* Direct call string#FlatBuffer#init on <var1:FlatBuffer>*/
+{ /* Inline string#NativeString#copy_to (var146,var_ns,var_slen,var149,var_off) on <var146:NativeString> */
+memmove(var_ns+var_off,var146+var149,var_slen);
+RET_LABEL152:(void)0;
 }
-var_s = var1;
-var2 = 0;
-var_i = var2;
-{
-var3 = array__AbstractArrayRead__length(self);
 }
-var_l = var3;
-for(;;) {
 {
-{ /* Inline kernel#Int#< (var_i,var_l) on <var_i:Int> */
-/* Covariant cast for argument 0 (i) <var_l:Int> isa OTHER */
-/* <var_l:Int> isa OTHER */
-var6 = 1; /* easy <var_l:Int> isa OTHER*/
-if (unlikely(!var6)) {
-var_class_name = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 325);
+{ /* Inline kernel#Int#+ (var_off,var_slen) on <var_off:Int> */
+/* Covariant cast for argument 0 (i) <var_slen:Int> isa OTHER */
+/* <var_slen:Int> isa OTHER */
+var155 = 1; /* easy <var_slen:Int> isa OTHER*/
+if (unlikely(!var155)) {
+var_class_name158 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name158);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
 show_backtrace(1);
 }
-var7 = var_i < var_l;
-var4 = var7;
-goto RET_LABEL5;
-RET_LABEL5:(void)0;
+var159 = var_off + var_slen;
+var153 = var159;
+goto RET_LABEL154;
+RET_LABEL154:(void)0;
 }
 }
-if (!var4) break;
+var_off = var153;
 {
-var8 = array__Array___91d_93d(self, var_i);
+((void (*)(val*))(var_136->class->vft[COLOR_abstract_collection__Iterator__next]))(var_136) /* next on <var_136:Iterator[Text]>*/;
 }
-var_e = var8;
-var9 = NULL;
-if (var_e == NULL) {
-var10 = 0; /* is null */
 } else {
-var10 = 1; /* arg is null and recv is not */
-}
-if (0) {
-var11 = ((short int (*)(val*, val*))(var_e->class->vft[COLOR_kernel__Object___33d_61d]))(var_e, var9) /* != on <var_e:nullable Object>*/;
-var10 = var11;
+goto BREAK_label160;
 }
-if (var10){
-if (var_e == NULL) {
-PRINT_ERROR("Runtime error: %s", "Receiver is null");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 1718);
-show_backtrace(1);
-} else {
-var12 = ((val* (*)(val*))(var_e->class->vft[COLOR_string__Object__to_s]))(var_e) /* to_s on <var_e:nullable Object>*/;
 }
+BREAK_label160: (void)0;
 {
-string__FlatBuffer__append(var_s, var12); /* Direct call string#FlatBuffer#append on <var_s:FlatBuffer>*/
+{ /* Inline abstract_collection#Iterator#finish (var_136) on <var_136:Iterator[Text]> */
+RET_LABEL161:(void)0;
 }
-} else {
 }
-var13 = 1;
+}
+var162 = 1;
 {
-{ /* Inline kernel#Int#+ (var_i,var13) on <var_i:Int> */
-/* Covariant cast for argument 0 (i) <var13:Int> isa OTHER */
-/* <var13:Int> isa OTHER */
-var16 = 1; /* easy <var13:Int> isa OTHER*/
-if (unlikely(!var16)) {
-var_class_name19 = type_kernel__Int.name;
-PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name19);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 328);
+{ /* Inline kernel#Int#+ (var_i,var162) on <var_i:Int> */
+/* Covariant cast for argument 0 (i) <var162:Int> isa OTHER */
+/* <var162:Int> isa OTHER */
+var165 = 1; /* easy <var162:Int> isa OTHER*/
+if (unlikely(!var165)) {
+var_class_name168 = type_kernel__Int.name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name168);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
 show_backtrace(1);
 }
-var20 = var_i + var13;
-var14 = var20;
-goto RET_LABEL15;
-RET_LABEL15:(void)0;
+var169 = var_i + var162;
+var163 = var169;
+goto RET_LABEL164;
+RET_LABEL164:(void)0;
 }
 }
-var_i = var14;
-CONTINUE_label: (void)0;
+var_i = var163;
+} else {
+goto BREAK_label170;
 }
-BREAK_label: (void)0;
+}
+BREAK_label170: (void)0;
 {
-var21 = string__FlatBuffer__to_s(var_s);
+var171 = string__NativeString__to_s_with_length(var_ns, var_sl);
 }
-var = var21;
+var = var171;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
@@ -1271,6 +3019,33 @@ var = var1;
 RET_LABEL:;
 return var;
 }
+/* method string#NativeString#new for (self: NativeString, Int): NativeString */
+char* string__NativeString__new(char* self, long p0) {
+char* var /* : NativeString */;
+char* var1 /* : NativeString */;
+var1 = (char*)nit_alloc(p0);
+var = var1;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method string#NativeString#new for (self: Object, Int): NativeString */
+char* VIRTUAL_string__NativeString__new(val* self, long p0) {
+char* var /* : NativeString */;
+char* var1 /* : NativeString */;
+char* var3 /* : NativeString */;
+char* var4 /* : NativeString */;
+{ /* Inline string#NativeString#new (self,p0) on <self:Object(NativeString)> */
+var3 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
+var4 = (char*)nit_alloc(p0);
+var1 = var4;
+goto RET_LABEL2;
+RET_LABEL2:(void)0;
+}
+var = var1;
+RET_LABEL:;
+return var;
+}
 /* method string#NativeString#[] for (self: NativeString, Int): Char */
 char string__NativeString___91d_93d(char* self, long p0) {
 char var /* : Char */;
@@ -1288,7 +3063,7 @@ char var1 /* : Char */;
 char* var3 /* : NativeString */;
 char var4 /* : Char */;
 { /* Inline string#NativeString#[] (self,p0) on <self:Object(NativeString)> */
-var3 = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var3 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var4 = var3[p0];
 var1 = var4;
 goto RET_LABEL2;
@@ -1307,7 +3082,7 @@ RET_LABEL:;
 void VIRTUAL_string__NativeString___91d_93d_61d(val* self, long p0, char p1) {
 char* var /* : NativeString */;
 { /* Inline string#NativeString#[]= (self,p0,p1) on <self:Object(NativeString)> */
-var = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var[p0]=p1;
 RET_LABEL1:(void)0;
 }
@@ -1315,15 +3090,15 @@ RET_LABEL:;
 }
 /* method string#NativeString#copy_to for (self: NativeString, NativeString, Int, Int, Int) */
 void string__NativeString__copy_to(char* self, char* p0, long p1, long p2, long p3) {
-memcpy(p0+p3,self+p2,p1);
+memmove(p0+p3,self+p2,p1);
 RET_LABEL:;
 }
 /* method string#NativeString#copy_to for (self: Object, NativeString, Int, Int, Int) */
 void VIRTUAL_string__NativeString__copy_to(val* self, char* p0, long p1, long p2, long p3) {
 char* var /* : NativeString */;
 { /* Inline string#NativeString#copy_to (self,p0,p1,p2,p3) on <self:Object(NativeString)> */
-var = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
-memcpy(p0+p3,var+p2,p1);
+var = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
+memmove(p0+p3,var+p2,p1);
 RET_LABEL1:(void)0;
 }
 RET_LABEL:;
@@ -1369,7 +3144,7 @@ RET_LABEL8:(void)0;
 }
 var6 = var7;
 }
-if (!var6) break;
+if (var6){
 var11 = 1;
 {
 { /* Inline kernel#Int#+ (var_l,var11) on <var_l:Int> */
@@ -1379,7 +3154,7 @@ var14 = 1; /* easy <var11:Int> isa OTHER*/
 if (unlikely(!var14)) {
 var_class_name = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 328);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
 show_backtrace(1);
 }
 var15 = var_l + var11;
@@ -1389,7 +3164,9 @@ RET_LABEL13:(void)0;
 }
 }
 var_l = var12;
-CONTINUE_label: (void)0;
+} else {
+goto BREAK_label;
+}
 }
 BREAK_label: (void)0;
 var = var_l;
@@ -1402,7 +3179,7 @@ long VIRTUAL_string__NativeString__cstring_length(val* self) {
 long var /* : Int */;
 long var1 /* : Int */;
 char* var2 /* : NativeString */;
-var2 = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var2 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var1 = string__NativeString__cstring_length(var2);
 var = var1;
 RET_LABEL:;
@@ -1425,7 +3202,7 @@ long var1 /* : Int */;
 char* var3 /* : NativeString */;
 long var4 /* : Int */;
 { /* Inline string#NativeString#atoi (self) on <self:Object(NativeString)> */
-var3 = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var3 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var4 = atoi(var3);;
 var1 = var4;
 goto RET_LABEL2;
@@ -1438,7 +3215,7 @@ return var;
 /* method string#NativeString#atof for (self: NativeString): Float */
 double string__NativeString__atof(char* self) {
 double var /* : Float */;
-double var1 /* : Float */;
+double var1 /* : Float for extern */;
 var1 = atof(self);
 var = var1;
 goto RET_LABEL;
@@ -1449,10 +3226,10 @@ return var;
 double VIRTUAL_string__NativeString__atof(val* self) {
 double var /* : Float */;
 double var1 /* : Float */;
-double var3 /* : Float */;
+double var3 /* : Float for extern */;
 char* var4 /* : NativeString */;
 { /* Inline string#NativeString#atof (self) on <self:Object(NativeString)> */
-var4 = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var4 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var3 = atof(var4);
 var1 = var3;
 goto RET_LABEL2;
@@ -1483,7 +3260,7 @@ val* VIRTUAL_string__NativeString__to_s(val* self) {
 val* var /* : String */;
 val* var1 /* : String */;
 char* var2 /* : NativeString */;
-var2 = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var2 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var1 = string__NativeString__to_s(var2);
 var = var1;
 RET_LABEL:;
@@ -1509,6 +3286,8 @@ int cltype12;
 int idtype13;
 const char* var_class_name14;
 long var15 /* : Int */;
+val* var_str /* var str: FlatString */;
+val* var17 /* : nullable NativeString */;
 var_length = p0;
 var1 = 0;
 {
@@ -1519,7 +3298,7 @@ var4 = 1; /* easy <var1:Int> isa OTHER*/
 if (unlikely(!var4)) {
 var_class_name = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 326);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 372);
 show_backtrace(1);
 }
 var5 = var_length >= var1;
@@ -1530,7 +3309,7 @@ RET_LABEL3:(void)0;
 }
 if (unlikely(!var2)) {
 PRINT_ERROR("Runtime error: %s", "Assert failed");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 1788);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 2106);
 show_backtrace(1);
 }
 var6 = NEW_string__FlatString(&type_string__FlatString);
@@ -1544,7 +3323,7 @@ var11 = 1; /* easy <var8:Int> isa OTHER*/
 if (unlikely(!var11)) {
 var_class_name14 = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name14);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
 show_backtrace(1);
 }
 var15 = var_length - var8;
@@ -1556,7 +3335,15 @@ RET_LABEL10:(void)0;
 {
 string__FlatString__with_infos(var6, self, var_length, var7, var9); /* Direct call string#FlatString#with_infos on <var6:FlatString>*/
 }
-var = var6;
+var_str = var6;
+{
+{ /* Inline string#FlatText#real_items= (var_str,self) on <var_str:FlatString> */
+var17 = BOX_string__NativeString(self); /* autobox from NativeString to nullable NativeString */
+var_str->attrs[COLOR_string__FlatText___real_items].val = var17; /* _real_items on <var_str:FlatString> */
+RET_LABEL16:(void)0;
+}
+}
+var = var_str;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
@@ -1566,7 +3353,7 @@ val* VIRTUAL_string__NativeString__to_s_with_length(val* self, long p0) {
 val* var /* : FlatString */;
 val* var1 /* : FlatString */;
 char* var2 /* : NativeString */;
-var2 = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var2 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var1 = string__NativeString__to_s_with_length(var2, p0);
 var = var1;
 RET_LABEL:;
@@ -1599,6 +3386,8 @@ int cltype20;
 int idtype21;
 const char* var_class_name22;
 long var23 /* : Int */;
+val* var_str /* var str: FlatString */;
+val* var25 /* : nullable NativeString */;
 {
 var1 = string__NativeString__cstring_length(self);
 }
@@ -1612,7 +3401,7 @@ var5 = 1; /* easy <var2:Int> isa OTHER*/
 if (unlikely(!var5)) {
 var_class_name = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 328);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
 show_backtrace(1);
 }
 var6 = var_length + var2;
@@ -1635,7 +3424,7 @@ var11 = 0;
 var12 = 0;
 {
 { /* Inline string#NativeString#copy_to (self,var_new_self,var_length,var11,var12) on <self:NativeString> */
-memcpy(var_new_self+var12,self+var11,var_length);
+memmove(var_new_self+var12,self+var11,var_length);
 RET_LABEL13:(void)0;
 }
 }
@@ -1650,7 +3439,7 @@ var19 = 1; /* easy <var16:Int> isa OTHER*/
 if (unlikely(!var19)) {
 var_class_name22 = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name22);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
 show_backtrace(1);
 }
 var23 = var_length - var16;
@@ -1662,7 +3451,15 @@ RET_LABEL18:(void)0;
 {
 string__FlatString__with_infos(var14, var_new_self, var_length, var15, var17); /* Direct call string#FlatString#with_infos on <var14:FlatString>*/
 }
-var = var14;
+var_str = var14;
+{
+{ /* Inline string#FlatText#real_items= (var_str,self) on <var_str:FlatString> */
+var25 = BOX_string__NativeString(self); /* autobox from NativeString to nullable NativeString */
+var_str->attrs[COLOR_string__FlatText___real_items].val = var25; /* _real_items on <var_str:FlatString> */
+RET_LABEL24:(void)0;
+}
+}
+var = var_str;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
@@ -1672,7 +3469,7 @@ val* VIRTUAL_string__NativeString__to_s_with_copy(val* self) {
 val* var /* : FlatString */;
 val* var1 /* : FlatString */;
 char* var2 /* : NativeString */;
-var2 = ((struct instance_kernel__Pointer*)self)->value; /* autounbox from Object to NativeString */;
+var2 = ((struct instance_string__NativeString*)self)->value; /* autounbox from Object to NativeString */;
 var1 = string__NativeString__to_s_with_copy(var2);
 var = var1;
 RET_LABEL:;
@@ -1719,7 +3516,7 @@ var3 = 1; /* is null */
 var3 = 0; /* arg is null but recv is not */
 }
 if (0) {
-var4 = abstract_collection__SequenceRead___61d_61d(var1, var2);
+var4 = ((short int (*)(val*, val*))(var1->class->vft[COLOR_kernel__Object___61d_61d]))(var1, var2) /* == on <var1:nullable Sequence[String]>*/;
 var3 = var4;
 }
 if (var3){
@@ -1731,7 +3528,7 @@ string__Sys__init_args(self); /* Direct call string#Sys#init_args on <self:Sys>*
 var5 = self->attrs[COLOR_string__Sys___args_cache].val; /* _args_cache on <self:Sys> */
 if (unlikely(var5 == NULL)) {
 PRINT_ERROR("Runtime error: %s", "Cast failed");
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/string.nit", 1813);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/string.nit", 2135);
 show_backtrace(1);
 }
 var = var5;
@@ -1840,7 +3637,7 @@ var8 = 1; /* easy <var_argc:Int> isa OTHER*/
 if (unlikely(!var8)) {
 var_class_name = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 325);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 371);
 show_backtrace(1);
 }
 var9 = var_i < var_argc;
@@ -1849,7 +3646,7 @@ goto RET_LABEL7;
 RET_LABEL7:(void)0;
 }
 }
-if (!var6) break;
+if (var6){
 var10 = 1;
 {
 { /* Inline kernel#Int#- (var_i,var10) on <var_i:Int> */
@@ -1859,7 +3656,7 @@ var13 = 1; /* easy <var10:Int> isa OTHER*/
 if (unlikely(!var13)) {
 var_class_name16 = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name16);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 331);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 377);
 show_backtrace(1);
 }
 var17 = var_i - var10;
@@ -1891,7 +3688,7 @@ var25 = 1; /* easy <var22:Int> isa OTHER*/
 if (unlikely(!var25)) {
 var_class_name28 = type_kernel__Int.name;
 PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "OTHER", var_class_name28);
-PRINT_ERROR(" (%s:%d)\n", "lib/standard/kernel.nit", 328);
+PRINT_ERROR(" (%s:%d)\n", "../lib/standard/kernel.nit", 374);
 show_backtrace(1);
 }
 var29 = var_i + var22;
@@ -1901,7 +3698,9 @@ RET_LABEL24:(void)0;
 }
 }
 var_i = var23;
-CONTINUE_label: (void)0;
+} else {
+goto BREAK_label;
+}
 }
 BREAK_label: (void)0;
 self->attrs[COLOR_string__Sys___args_cache].val = var_args; /* _args_cache on <self:Sys> */