lib/java: add some Java collections

[nit.git] / c_src / more_collections.sep.1.c

diff --git a/c_src/more_collections.sep.1.c b/c_src/more_collections.sep.1.c
index 4cf7fbe..6f4a4e7 100644 (file)
--- a/c_src/more_collections.sep.1.c
+++ b/c_src/more_collections.sep.1.c
@@ -5,20 +5,22 @@ short int var /* : Bool */;
 int cltype;
 int idtype;
 const struct type* type_struct;
+const char* var_class_name;
 short int var1 /* : Bool */;
 int cltype2;
 int idtype3;
 const struct type* type_struct4;
 short int is_nullable;
+const char* var_class_name5;
 val* var_k /* var k: Object */;
 val* var_v /* var v: nullable Object */;
-short int var5 /* : Bool */;
-val* var6 /* : nullable Object */;
-val* var7 /* : Array[nullable Object] */;
-long var8 /* : Int */;
-val* var9 /* : NativeArray[nullable Object] */;
-/* Covariant cast for argument 0 (k) <p0:Object> isa MultiHashMap#0 */
-/* <p0:Object> isa MultiHashMap#0 */
+short int var6 /* : Bool */;
+val* var7 /* : nullable Object */;
+val* var8 /* : Array[nullable Object] */;
+long var9 /* : Int */;
+val* var_ /* var : Array[nullable Object] */;
+/* Covariant cast for argument 0 (k) <p0:Object> isa K */
+/* <p0:Object> isa K */
 type_struct = self->type->resolution_table->types[COLOR_more_collections__MultiHashMap_FT0];
 cltype = type_struct->color;
 idtype = type_struct->id;
@@ -27,12 +29,14 @@ var = 0;
 } else {
 var = p0->type->type_table[cltype] == idtype;
 }
-if (!var) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 22);
-exit(1);
+if (unlikely(!var)) {
+var_class_name = p0 == NULL ? "null" : p0->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 35);
+show_backtrace(1);
 }
-/* Covariant cast for argument 1 (v) <p1:nullable Object> isa MultiHashMap#1 */
-/* <p1:nullable Object> isa MultiHashMap#1 */
+/* Covariant cast for argument 1 (v) <p1:nullable Object> isa V */
+/* <p1:nullable Object> isa V */
 type_struct4 = self->type->resolution_table->types[COLOR_more_collections__MultiHashMap_FT1];
 cltype2 = type_struct4->color;
 idtype3 = type_struct4->id;
@@ -46,52 +50,121 @@ var1 = 0;
 var1 = p1->type->type_table[cltype2] == idtype3;
 }
 }
-if (!var1) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 22);
-exit(1);
+if (unlikely(!var1)) {
+var_class_name5 = p1 == NULL ? "null" : p1->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "V", var_class_name5);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 35);
+show_backtrace(1);
 }
 var_k = p0;
 var_v = p1;
-var5 = ((short int (*)(val*, val*))(self->class->vft[COLOR_abstract_collection__MapRead__has_key]))(self, var_k) /* has_key on <self:MultiHashMap[Object, nullable Object]>*/;
-if (var5){
-var6 = ((val* (*)(val*, val*))(self->class->vft[COLOR_abstract_collection__MapRead___91d_93d]))(self, var_k) /* [] on <self:MultiHashMap[Object, nullable Object]>*/;
-((void (*)(val*, val*))(var6->class->vft[COLOR_abstract_collection__SimpleCollection__add]))(var6, var_v) /* add on <var6:nullable Object(Array[nullable Object])>*/;
+{
+var6 = abstract_collection__MapRead__has_key(self, var_k);
+}
+if (var6){
+{
+var7 = hash_collection__HashMap___91d_93d(self, var_k);
+}
+{
+array__Array__add(var7, var_v); /* Direct call array#Array#add on <var7:nullable Object(Array[nullable Object])>*/
+}
 } else {
-var7 = NEW_array__Array(self->type->resolution_table->types[COLOR_array__Arraymore_collections__MultiHashMap_FT1]);
-{ /* var7 = array_instance Array[MultiHashMap#1] */
-var8 = 1;
-var9 = NEW_array__NativeArray(var8, self->type->resolution_table->types[COLOR_array__NativeArraymore_collections__MultiHashMap_FT1]);
-((struct instance_array__NativeArray*)var9)->values[0] = (val*) var_v;
-((void (*)(val*, val*, long))(var7->class->vft[COLOR_array__Array__with_native]))(var7, var9, var8) /* with_native on <var7:Array[nullable Object]>*/;
-CHECK_NEW_array__Array(var7);
+var8 = NEW_array__Array(self->type->resolution_table->types[COLOR_array__Arraymore_collections__MultiHashMap_FT1]);
+var9 = 1;
+{
+array__Array__with_capacity(var8, var9); /* Direct call array#Array#with_capacity on <var8:Array[nullable Object]>*/
+}
+var_ = var8;
+{
+array__AbstractArray__push(var_, var_v); /* Direct call array#AbstractArray#push on <var_:Array[nullable Object]>*/
+}
+{
+hash_collection__HashMap___91d_93d_61d(self, var_k, var_); /* Direct call hash_collection#HashMap#[]= on <self:MultiHashMap[Object, nullable Object]>*/
 }
-((void (*)(val*, val*, val*))(self->class->vft[COLOR_abstract_collection__Map___91d_93d_61d]))(self, var_k, var7) /* []= on <self:MultiHashMap[Object, nullable Object]>*/;
 }
 RET_LABEL:;
 }
 /* method more_collections#MultiHashMap#add_one for (self: Object, Object, nullable Object) */
 void VIRTUAL_more_collections__MultiHashMap__add_one(val* self, val* p0, val* p1) {
-more_collections__MultiHashMap__add_one(self, p0, p1);
+more_collections__MultiHashMap__add_one(self, p0, p1); /* Direct call more_collections#MultiHashMap#add_one on <self:Object(MultiHashMap[Object, nullable Object])>*/
 RET_LABEL:;
 }
+/* method more_collections#MultiHashMap#provide_default_value for (self: MultiHashMap[Object, nullable Object], Object): Array[nullable Object] */
+val* more_collections__MultiHashMap__provide_default_value(val* self, val* p0) {
+val* var /* : Array[nullable Object] */;
+short int var1 /* : Bool */;
+int cltype;
+int idtype;
+const struct type* type_struct;
+const char* var_class_name;
+val* var_key /* var key: Object */;
+val* var2 /* : Array[nullable Object] */;
+val* var_res /* var res: Array[nullable Object] */;
+/* Covariant cast for argument 0 (key) <p0:Object> isa K */
+/* <p0:Object> isa K */
+type_struct = self->type->resolution_table->types[COLOR_abstract_collection__MapRead_FT0];
+cltype = type_struct->color;
+idtype = type_struct->id;
+if(cltype >= p0->type->table_size) {
+var1 = 0;
+} else {
+var1 = p0->type->type_table[cltype] == idtype;
+}
+if (unlikely(!var1)) {
+var_class_name = p0 == NULL ? "null" : p0->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 46);
+show_backtrace(1);
+}
+var_key = p0;
+var2 = NEW_array__Array(self->type->resolution_table->types[COLOR_array__Arraymore_collections__MultiHashMap_FT1]);
+{
+((void (*)(val*))(var2->class->vft[COLOR_kernel__Object__init]))(var2) /* init on <var2:Array[nullable Object]>*/;
+}
+var_res = var2;
+{
+hash_collection__HashMap___91d_93d_61d(self, var_key, var_res); /* Direct call hash_collection#HashMap#[]= on <self:MultiHashMap[Object, nullable Object]>*/
+}
+var = var_res;
+goto RET_LABEL;
+RET_LABEL:;
+return var;
+}
+/* method more_collections#MultiHashMap#provide_default_value for (self: Object, Object): nullable Object */
+val* VIRTUAL_more_collections__MultiHashMap__provide_default_value(val* self, val* p0) {
+val* var /* : nullable Object */;
+val* var1 /* : Array[nullable Object] */;
+var1 = more_collections__MultiHashMap__provide_default_value(self, p0);
+var = var1;
+RET_LABEL:;
+return var;
+}
 /* method more_collections#MultiHashMap#init for (self: MultiHashMap[Object, nullable Object]) */
 void more_collections__MultiHashMap__init(val* self) {
-((void (*)(val*))(self->class->vft[COLOR_hash_collection__HashMap__init]))(self) /* init on <self:MultiHashMap[Object, nullable Object]>*/;
+{
+((void (*)(val*))(self->class->vft[COLOR_more_collections__MultiHashMap__init]))(self) /* init on <self:MultiHashMap[Object, nullable Object]>*/;
+}
 RET_LABEL:;
 }
 /* method more_collections#MultiHashMap#init for (self: Object) */
 void VIRTUAL_more_collections__MultiHashMap__init(val* self) {
-more_collections__MultiHashMap__init(self);
+{ /* Inline more_collections#MultiHashMap#init (self) on <self:Object(MultiHashMap[Object, nullable Object])> */
+{
+((void (*)(val*))(self->class->vft[COLOR_more_collections__MultiHashMap__init]))(self) /* init on <self:Object(MultiHashMap[Object, nullable Object])>*/;
+}
+RET_LABEL1:(void)0;
+}
 RET_LABEL:;
 }
 /* method more_collections#HashMap2#level1 for (self: HashMap2[Object, Object, nullable Object]): HashMap[Object, HashMap[Object, nullable Object]] */
 val* more_collections__HashMap2__level1(val* self) {
 val* var /* : HashMap[Object, HashMap[Object, nullable Object]] */;
 val* var1 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
-var1 = self->attrs[COLOR_more_collections__HashMap2___64dlevel1].val; /* @level1 on <self:HashMap2[Object, Object, nullable Object]> */
-if (var1 == NULL) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Uninitialized attribute @level1", "lib/more_collections.nit", 38);
-exit(1);
+var1 = self->attrs[COLOR_more_collections__HashMap2___level1].val; /* _level1 on <self:HashMap2[Object, Object, nullable Object]> */
+if (unlikely(var1 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 57);
+show_backtrace(1);
 }
 var = var1;
 RET_LABEL:;
@@ -101,38 +174,20 @@ return var;
 val* VIRTUAL_more_collections__HashMap2__level1(val* self) {
 val* var /* : HashMap[Object, HashMap[Object, nullable Object]] */;
 val* var1 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
-var1 = more_collections__HashMap2__level1(self);
-var = var1;
-RET_LABEL:;
-return var;
-}
-/* method more_collections#HashMap2#level1= for (self: HashMap2[Object, Object, nullable Object], HashMap[Object, HashMap[Object, nullable Object]]) */
-void more_collections__HashMap2__level1_61d(val* self, val* p0) {
-short int var /* : Bool */;
-int cltype;
-int idtype;
-const struct type* type_struct;
-/* Covariant cast for argument 0 (level1) <p0:HashMap[Object, HashMap[Object, nullable Object]]> isa HashMap[HashMap2#0, HashMap[HashMap2#1, HashMap2#2]] */
-/* <p0:HashMap[Object, HashMap[Object, nullable Object]]> isa HashMap[HashMap2#0, HashMap[HashMap2#1, HashMap2#2]] */
-type_struct = self->type->resolution_table->types[COLOR_hash_collection__HashMapmore_collections__HashMap2_FT0hash_collection__HashMapmore_collections__HashMap2_FT1more_collections__HashMap2_FT2];
-cltype = type_struct->color;
-idtype = type_struct->id;
-if(cltype >= p0->type->table_size) {
-var = 0;
-} else {
-var = p0->type->type_table[cltype] == idtype;
+val* var3 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
+{ /* Inline more_collections#HashMap2#level1 (self) on <self:Object(HashMap2[Object, Object, nullable Object])> */
+var3 = self->attrs[COLOR_more_collections__HashMap2___level1].val; /* _level1 on <self:Object(HashMap2[Object, Object, nullable Object])> */
+if (unlikely(var3 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 57);
+show_backtrace(1);
 }
-if (!var) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 38);
-exit(1);
+var1 = var3;
+RET_LABEL2:(void)0;
 }
-self->attrs[COLOR_more_collections__HashMap2___64dlevel1].val = p0; /* @level1 on <self:HashMap2[Object, Object, nullable Object]> */
-RET_LABEL:;
-}
-/* method more_collections#HashMap2#level1= for (self: Object, HashMap[Object, HashMap[Object, nullable Object]]) */
-void VIRTUAL_more_collections__HashMap2__level1_61d(val* self, val* p0) {
-more_collections__HashMap2__level1_61d(self, p0);
+var = var1;
 RET_LABEL:;
+return var;
 }
 /* method more_collections#HashMap2#[] for (self: HashMap2[Object, Object, nullable Object], Object, Object): nullable Object */
 val* more_collections__HashMap2___91d_93d(val* self, val* p0, val* p1) {
@@ -141,25 +196,28 @@ short int var1 /* : Bool */;
 int cltype;
 int idtype;
 const struct type* type_struct;
+const char* var_class_name;
 short int var2 /* : Bool */;
 int cltype3;
 int idtype4;
 const struct type* type_struct5;
+const char* var_class_name6;
 val* var_k1 /* var k1: Object */;
 val* var_k2 /* var k2: Object */;
-val* var6 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
+val* var7 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
+val* var9 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
 val* var_level1 /* var level1: HashMap[Object, HashMap[Object, nullable Object]] */;
-short int var7 /* : Bool */;
-short int var8 /* : Bool */;
-val* var9 /* : null */;
-val* var10 /* : nullable Object */;
-val* var_level2 /* var level2: HashMap[Object, nullable Object] */;
+short int var10 /* : Bool */;
 short int var11 /* : Bool */;
-short int var12 /* : Bool */;
-val* var13 /* : null */;
-val* var14 /* : nullable Object */;
-/* Covariant cast for argument 0 (k1) <p0:Object> isa HashMap2#0 */
-/* <p0:Object> isa HashMap2#0 */
+val* var12 /* : null */;
+val* var13 /* : nullable Object */;
+val* var_level2 /* var level2: HashMap[Object, nullable Object] */;
+short int var14 /* : Bool */;
+short int var15 /* : Bool */;
+val* var16 /* : null */;
+val* var17 /* : nullable Object */;
+/* Covariant cast for argument 0 (k1) <p0:Object> isa K1 */
+/* <p0:Object> isa K1 */
 type_struct = self->type->resolution_table->types[COLOR_more_collections__HashMap2_FT0];
 cltype = type_struct->color;
 idtype = type_struct->id;
@@ -168,12 +226,14 @@ var1 = 0;
 } else {
 var1 = p0->type->type_table[cltype] == idtype;
 }
-if (!var1) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 40);
-exit(1);
+if (unlikely(!var1)) {
+var_class_name = p0 == NULL ? "null" : p0->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K1", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 59);
+show_backtrace(1);
 }
-/* Covariant cast for argument 1 (k2) <p1:Object> isa HashMap2#1 */
-/* <p1:Object> isa HashMap2#1 */
+/* Covariant cast for argument 1 (k2) <p1:Object> isa K2 */
+/* <p1:Object> isa K2 */
 type_struct5 = self->type->resolution_table->types[COLOR_more_collections__HashMap2_FT1];
 cltype3 = type_struct5->color;
 idtype4 = type_struct5->id;
@@ -182,34 +242,55 @@ var2 = 0;
 } else {
 var2 = p1->type->type_table[cltype3] == idtype4;
 }
-if (!var2) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 40);
-exit(1);
+if (unlikely(!var2)) {
+var_class_name6 = p1 == NULL ? "null" : p1->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K2", var_class_name6);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 59);
+show_backtrace(1);
 }
 var_k1 = p0;
 var_k2 = p1;
-var6 = ((val* (*)(val*))(self->class->vft[COLOR_more_collections__HashMap2__level1]))(self) /* level1 on <self:HashMap2[Object, Object, nullable Object]>*/;
-var_level1 = var6;
-var7 = ((short int (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead__has_key]))(var_level1, var_k1) /* has_key on <var_level1:HashMap[Object, HashMap[Object, nullable Object]]>*/;
-var8 = !var7;
-if (var8){
-var9 = NULL;
-var = var9;
+{
+{ /* Inline more_collections#HashMap2#level1 (self) on <self:HashMap2[Object, Object, nullable Object]> */
+var9 = self->attrs[COLOR_more_collections__HashMap2___level1].val; /* _level1 on <self:HashMap2[Object, Object, nullable Object]> */
+if (unlikely(var9 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 57);
+show_backtrace(1);
+}
+var7 = var9;
+RET_LABEL8:(void)0;
+}
+}
+var_level1 = var7;
+{
+var10 = abstract_collection__MapRead__has_key(var_level1, var_k1);
+}
+var11 = !var10;
+if (var11){
+var12 = NULL;
+var = var12;
 goto RET_LABEL;
 } else {
 }
-var10 = ((val* (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead___91d_93d]))(var_level1, var_k1) /* [] on <var_level1:HashMap[Object, HashMap[Object, nullable Object]]>*/;
-var_level2 = var10;
-var11 = ((short int (*)(val*, val*))(var_level2->class->vft[COLOR_abstract_collection__MapRead__has_key]))(var_level2, var_k2) /* has_key on <var_level2:HashMap[Object, nullable Object]>*/;
-var12 = !var11;
-if (var12){
-var13 = NULL;
-var = var13;
+{
+var13 = hash_collection__HashMap___91d_93d(var_level1, var_k1);
+}
+var_level2 = var13;
+{
+var14 = abstract_collection__MapRead__has_key(var_level2, var_k2);
+}
+var15 = !var14;
+if (var15){
+var16 = NULL;
+var = var16;
 goto RET_LABEL;
 } else {
 }
-var14 = ((val* (*)(val*, val*))(var_level2->class->vft[COLOR_abstract_collection__MapRead___91d_93d]))(var_level2, var_k2) /* [] on <var_level2:HashMap[Object, nullable Object]>*/;
-var = var14;
+{
+var17 = hash_collection__HashMap___91d_93d(var_level2, var_k2);
+}
+var = var17;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
@@ -229,27 +310,31 @@ short int var /* : Bool */;
 int cltype;
 int idtype;
 const struct type* type_struct;
+const char* var_class_name;
 short int var1 /* : Bool */;
 int cltype2;
 int idtype3;
 const struct type* type_struct4;
-short int var5 /* : Bool */;
-int cltype6;
-int idtype7;
-const struct type* type_struct8;
+const char* var_class_name5;
+short int var6 /* : Bool */;
+int cltype7;
+int idtype8;
+const struct type* type_struct9;
 short int is_nullable;
+const char* var_class_name10;
 val* var_k1 /* var k1: Object */;
 val* var_k2 /* var k2: Object */;
 val* var_v /* var v: nullable Object */;
-val* var9 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
+val* var11 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
+val* var13 /* : HashMap[Object, HashMap[Object, nullable Object]] */;
 val* var_level1 /* var level1: HashMap[Object, HashMap[Object, nullable Object]] */;
-short int var10 /* : Bool */;
-short int var11 /* : Bool */;
-val* var12 /* : HashMap[Object, nullable Object] */;
+short int var14 /* : Bool */;
+short int var15 /* : Bool */;
+val* var16 /* : HashMap[Object, nullable Object] */;
 val* var_level2 /* var level2: HashMap[Object, nullable Object] */;
-val* var13 /* : nullable Object */;
-/* Covariant cast for argument 0 (k1) <p0:Object> isa HashMap2#0 */
-/* <p0:Object> isa HashMap2#0 */
+val* var17 /* : nullable Object */;
+/* Covariant cast for argument 0 (k1) <p0:Object> isa K1 */
+/* <p0:Object> isa K1 */
 type_struct = self->type->resolution_table->types[COLOR_more_collections__HashMap2_FT0];
 cltype = type_struct->color;
 idtype = type_struct->id;
@@ -258,12 +343,14 @@ var = 0;
 } else {
 var = p0->type->type_table[cltype] == idtype;
 }
-if (!var) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 51);
-exit(1);
+if (unlikely(!var)) {
+var_class_name = p0 == NULL ? "null" : p0->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K1", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 70);
+show_backtrace(1);
 }
-/* Covariant cast for argument 1 (k2) <p1:Object> isa HashMap2#1 */
-/* <p1:Object> isa HashMap2#1 */
+/* Covariant cast for argument 1 (k2) <p1:Object> isa K2 */
+/* <p1:Object> isa K2 */
 type_struct4 = self->type->resolution_table->types[COLOR_more_collections__HashMap2_FT1];
 cltype2 = type_struct4->color;
 idtype3 = type_struct4->id;
@@ -272,71 +359,87 @@ var1 = 0;
 } else {
 var1 = p1->type->type_table[cltype2] == idtype3;
 }
-if (!var1) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 51);
-exit(1);
+if (unlikely(!var1)) {
+var_class_name5 = p1 == NULL ? "null" : p1->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K2", var_class_name5);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 70);
+show_backtrace(1);
 }
-/* Covariant cast for argument 2 (v) <p2:nullable Object> isa HashMap2#2 */
-/* <p2:nullable Object> isa HashMap2#2 */
-type_struct8 = self->type->resolution_table->types[COLOR_more_collections__HashMap2_FT2];
-cltype6 = type_struct8->color;
-idtype7 = type_struct8->id;
-is_nullable = type_struct8->is_nullable;
+/* Covariant cast for argument 2 (v) <p2:nullable Object> isa V */
+/* <p2:nullable Object> isa V */
+type_struct9 = self->type->resolution_table->types[COLOR_more_collections__HashMap2_FT2];
+cltype7 = type_struct9->color;
+idtype8 = type_struct9->id;
+is_nullable = type_struct9->is_nullable;
 if(p2 == NULL) {
-var5 = is_nullable;
+var6 = is_nullable;
 } else {
-if(cltype6 >= p2->type->table_size) {
-var5 = 0;
+if(cltype7 >= p2->type->table_size) {
+var6 = 0;
 } else {
-var5 = p2->type->type_table[cltype6] == idtype7;
+var6 = p2->type->type_table[cltype7] == idtype8;
 }
 }
-if (!var5) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 51);
-exit(1);
+if (unlikely(!var6)) {
+var_class_name10 = p2 == NULL ? "null" : p2->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "V", var_class_name10);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 70);
+show_backtrace(1);
 }
 var_k1 = p0;
 var_k2 = p1;
 var_v = p2;
-var9 = ((val* (*)(val*))(self->class->vft[COLOR_more_collections__HashMap2__level1]))(self) /* level1 on <self:HashMap2[Object, Object, nullable Object]>*/;
-var_level1 = var9;
-var10 = ((short int (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead__has_key]))(var_level1, var_k1) /* has_key on <var_level1:HashMap[Object, HashMap[Object, nullable Object]]>*/;
-var11 = !var10;
-if (var11){
-var12 = NEW_hash_collection__HashMap(self->type->resolution_table->types[COLOR_hash_collection__HashMapmore_collections__HashMap2_FT1more_collections__HashMap2_FT2]);
-((void (*)(val*))(var12->class->vft[COLOR_hash_collection__HashMap__init]))(var12) /* init on <var12:HashMap[Object, nullable Object]>*/;
-CHECK_NEW_hash_collection__HashMap(var12);
-var_level2 = var12;
-((void (*)(val*, val*, val*))(var_level1->class->vft[COLOR_abstract_collection__Map___91d_93d_61d]))(var_level1, var_k1, var_level2) /* []= on <var_level1:HashMap[Object, HashMap[Object, nullable Object]]>*/;
+{
+{ /* Inline more_collections#HashMap2#level1 (self) on <self:HashMap2[Object, Object, nullable Object]> */
+var13 = self->attrs[COLOR_more_collections__HashMap2___level1].val; /* _level1 on <self:HashMap2[Object, Object, nullable Object]> */
+if (unlikely(var13 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 57);
+show_backtrace(1);
+}
+var11 = var13;
+RET_LABEL12:(void)0;
+}
+}
+var_level1 = var11;
+{
+var14 = abstract_collection__MapRead__has_key(var_level1, var_k1);
+}
+var15 = !var14;
+if (var15){
+var16 = NEW_hash_collection__HashMap(self->type->resolution_table->types[COLOR_hash_collection__HashMapmore_collections__HashMap2_FT1more_collections__HashMap2_FT2]);
+{
+((void (*)(val*))(var16->class->vft[COLOR_kernel__Object__init]))(var16) /* init on <var16:HashMap[Object, nullable Object]>*/;
+}
+var_level2 = var16;
+{
+hash_collection__HashMap___91d_93d_61d(var_level1, var_k1, var_level2); /* Direct call hash_collection#HashMap#[]= on <var_level1:HashMap[Object, HashMap[Object, nullable Object]]>*/
+}
 } else {
-var13 = ((val* (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead___91d_93d]))(var_level1, var_k1) /* [] on <var_level1:HashMap[Object, HashMap[Object, nullable Object]]>*/;
-var_level2 = var13;
+{
+var17 = hash_collection__HashMap___91d_93d(var_level1, var_k1);
 }
-((void (*)(val*, val*, val*))(var_level2->class->vft[COLOR_abstract_collection__Map___91d_93d_61d]))(var_level2, var_k2, var_v) /* []= on <var_level2:HashMap[Object, nullable Object]>*/;
-RET_LABEL:;
+var_level2 = var17;
 }
-/* method more_collections#HashMap2#[]= for (self: Object, Object, Object, nullable Object) */
-void VIRTUAL_more_collections__HashMap2___91d_93d_61d(val* self, val* p0, val* p1, val* p2) {
-more_collections__HashMap2___91d_93d_61d(self, p0, p1, p2);
-RET_LABEL:;
+{
+hash_collection__HashMap___91d_93d_61d(var_level2, var_k2, var_v); /* Direct call hash_collection#HashMap#[]= on <var_level2:HashMap[Object, nullable Object]>*/
 }
-/* method more_collections#HashMap2#init for (self: HashMap2[Object, Object, nullable Object]) */
-void more_collections__HashMap2__init(val* self) {
 RET_LABEL:;
 }
-/* method more_collections#HashMap2#init for (self: Object) */
-void VIRTUAL_more_collections__HashMap2__init(val* self) {
-more_collections__HashMap2__init(self);
+/* method more_collections#HashMap2#[]= for (self: Object, Object, Object, nullable Object) */
+void VIRTUAL_more_collections__HashMap2___91d_93d_61d(val* self, val* p0, val* p1, val* p2) {
+more_collections__HashMap2___91d_93d_61d(self, p0, p1, p2); /* Direct call more_collections#HashMap2#[]= on <self:Object(HashMap2[Object, Object, nullable Object])>*/
 RET_LABEL:;
 }
 /* method more_collections#HashMap3#level1 for (self: HashMap3[Object, Object, Object, nullable Object]): HashMap[Object, HashMap2[Object, Object, nullable Object]] */
 val* more_collections__HashMap3__level1(val* self) {
 val* var /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
 val* var1 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
-var1 = self->attrs[COLOR_more_collections__HashMap3___64dlevel1].val; /* @level1 on <self:HashMap3[Object, Object, Object, nullable Object]> */
-if (var1 == NULL) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Uninitialized attribute @level1", "lib/more_collections.nit", 68);
-exit(1);
+var1 = self->attrs[COLOR_more_collections__HashMap3___level1].val; /* _level1 on <self:HashMap3[Object, Object, Object, nullable Object]> */
+if (unlikely(var1 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 87);
+show_backtrace(1);
 }
 var = var1;
 RET_LABEL:;
@@ -346,38 +449,20 @@ return var;
 val* VIRTUAL_more_collections__HashMap3__level1(val* self) {
 val* var /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
 val* var1 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
-var1 = more_collections__HashMap3__level1(self);
-var = var1;
-RET_LABEL:;
-return var;
+val* var3 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
+{ /* Inline more_collections#HashMap3#level1 (self) on <self:Object(HashMap3[Object, Object, Object, nullable Object])> */
+var3 = self->attrs[COLOR_more_collections__HashMap3___level1].val; /* _level1 on <self:Object(HashMap3[Object, Object, Object, nullable Object])> */
+if (unlikely(var3 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 87);
+show_backtrace(1);
 }
-/* method more_collections#HashMap3#level1= for (self: HashMap3[Object, Object, Object, nullable Object], HashMap[Object, HashMap2[Object, Object, nullable Object]]) */
-void more_collections__HashMap3__level1_61d(val* self, val* p0) {
-short int var /* : Bool */;
-int cltype;
-int idtype;
-const struct type* type_struct;
-/* Covariant cast for argument 0 (level1) <p0:HashMap[Object, HashMap2[Object, Object, nullable Object]]> isa HashMap[HashMap3#0, HashMap2[HashMap3#1, HashMap3#2, HashMap3#3]] */
-/* <p0:HashMap[Object, HashMap2[Object, Object, nullable Object]]> isa HashMap[HashMap3#0, HashMap2[HashMap3#1, HashMap3#2, HashMap3#3]] */
-type_struct = self->type->resolution_table->types[COLOR_hash_collection__HashMapmore_collections__HashMap3_FT0more_collections__HashMap2more_collections__HashMap3_FT1more_collections__HashMap3_FT2more_collections__HashMap3_FT3];
-cltype = type_struct->color;
-idtype = type_struct->id;
-if(cltype >= p0->type->table_size) {
-var = 0;
-} else {
-var = p0->type->type_table[cltype] == idtype;
+var1 = var3;
+RET_LABEL2:(void)0;
 }
-if (!var) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 68);
-exit(1);
-}
-self->attrs[COLOR_more_collections__HashMap3___64dlevel1].val = p0; /* @level1 on <self:HashMap3[Object, Object, Object, nullable Object]> */
-RET_LABEL:;
-}
-/* method more_collections#HashMap3#level1= for (self: Object, HashMap[Object, HashMap2[Object, Object, nullable Object]]) */
-void VIRTUAL_more_collections__HashMap3__level1_61d(val* self, val* p0) {
-more_collections__HashMap3__level1_61d(self, p0);
+var = var1;
 RET_LABEL:;
+return var;
 }
 /* method more_collections#HashMap3#[] for (self: HashMap3[Object, Object, Object, nullable Object], Object, Object, Object): nullable Object */
 val* more_collections__HashMap3___91d_93d(val* self, val* p0, val* p1, val* p2) {
@@ -386,27 +471,31 @@ short int var1 /* : Bool */;
 int cltype;
 int idtype;
 const struct type* type_struct;
+const char* var_class_name;
 short int var2 /* : Bool */;
 int cltype3;
 int idtype4;
 const struct type* type_struct5;
-short int var6 /* : Bool */;
-int cltype7;
-int idtype8;
-const struct type* type_struct9;
+const char* var_class_name6;
+short int var7 /* : Bool */;
+int cltype8;
+int idtype9;
+const struct type* type_struct10;
+const char* var_class_name11;
 val* var_k1 /* var k1: Object */;
 val* var_k2 /* var k2: Object */;
 val* var_k3 /* var k3: Object */;
-val* var10 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
+val* var12 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
+val* var14 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
 val* var_level1 /* var level1: HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
-short int var11 /* : Bool */;
-short int var12 /* : Bool */;
-val* var13 /* : null */;
-val* var14 /* : nullable Object */;
+short int var15 /* : Bool */;
+short int var16 /* : Bool */;
+val* var17 /* : null */;
+val* var18 /* : nullable Object */;
 val* var_level2 /* var level2: HashMap2[Object, Object, nullable Object] */;
-val* var15 /* : nullable Object */;
-/* Covariant cast for argument 0 (k1) <p0:Object> isa HashMap3#0 */
-/* <p0:Object> isa HashMap3#0 */
+val* var19 /* : nullable Object */;
+/* Covariant cast for argument 0 (k1) <p0:Object> isa K1 */
+/* <p0:Object> isa K1 */
 type_struct = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT0];
 cltype = type_struct->color;
 idtype = type_struct->id;
@@ -415,12 +504,14 @@ var1 = 0;
 } else {
 var1 = p0->type->type_table[cltype] == idtype;
 }
-if (!var1) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 70);
-exit(1);
+if (unlikely(!var1)) {
+var_class_name = p0 == NULL ? "null" : p0->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K1", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 89);
+show_backtrace(1);
 }
-/* Covariant cast for argument 1 (k2) <p1:Object> isa HashMap3#1 */
-/* <p1:Object> isa HashMap3#1 */
+/* Covariant cast for argument 1 (k2) <p1:Object> isa K2 */
+/* <p1:Object> isa K2 */
 type_struct5 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT1];
 cltype3 = type_struct5->color;
 idtype4 = type_struct5->id;
@@ -429,41 +520,62 @@ var2 = 0;
 } else {
 var2 = p1->type->type_table[cltype3] == idtype4;
 }
-if (!var2) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 70);
-exit(1);
-}
-/* Covariant cast for argument 2 (k3) <p2:Object> isa HashMap3#2 */
-/* <p2:Object> isa HashMap3#2 */
-type_struct9 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT2];
-cltype7 = type_struct9->color;
-idtype8 = type_struct9->id;
-if(cltype7 >= p2->type->table_size) {
-var6 = 0;
+if (unlikely(!var2)) {
+var_class_name6 = p1 == NULL ? "null" : p1->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K2", var_class_name6);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 89);
+show_backtrace(1);
+}
+/* Covariant cast for argument 2 (k3) <p2:Object> isa K3 */
+/* <p2:Object> isa K3 */
+type_struct10 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT2];
+cltype8 = type_struct10->color;
+idtype9 = type_struct10->id;
+if(cltype8 >= p2->type->table_size) {
+var7 = 0;
 } else {
-var6 = p2->type->type_table[cltype7] == idtype8;
+var7 = p2->type->type_table[cltype8] == idtype9;
 }
-if (!var6) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 70);
-exit(1);
+if (unlikely(!var7)) {
+var_class_name11 = p2 == NULL ? "null" : p2->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K3", var_class_name11);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 89);
+show_backtrace(1);
 }
 var_k1 = p0;
 var_k2 = p1;
 var_k3 = p2;
-var10 = ((val* (*)(val*))(self->class->vft[COLOR_more_collections__HashMap3__level1]))(self) /* level1 on <self:HashMap3[Object, Object, Object, nullable Object]>*/;
-var_level1 = var10;
-var11 = ((short int (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead__has_key]))(var_level1, var_k1) /* has_key on <var_level1:HashMap[Object, HashMap2[Object, Object, nullable Object]]>*/;
-var12 = !var11;
-if (var12){
-var13 = NULL;
-var = var13;
+{
+{ /* Inline more_collections#HashMap3#level1 (self) on <self:HashMap3[Object, Object, Object, nullable Object]> */
+var14 = self->attrs[COLOR_more_collections__HashMap3___level1].val; /* _level1 on <self:HashMap3[Object, Object, Object, nullable Object]> */
+if (unlikely(var14 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 87);
+show_backtrace(1);
+}
+var12 = var14;
+RET_LABEL13:(void)0;
+}
+}
+var_level1 = var12;
+{
+var15 = abstract_collection__MapRead__has_key(var_level1, var_k1);
+}
+var16 = !var15;
+if (var16){
+var17 = NULL;
+var = var17;
 goto RET_LABEL;
 } else {
 }
-var14 = ((val* (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead___91d_93d]))(var_level1, var_k1) /* [] on <var_level1:HashMap[Object, HashMap2[Object, Object, nullable Object]]>*/;
-var_level2 = var14;
-var15 = ((val* (*)(val*, val*, val*))(var_level2->class->vft[COLOR_more_collections__HashMap2___91d_93d]))(var_level2, var_k2, var_k3) /* [] on <var_level2:HashMap2[Object, Object, nullable Object]>*/;
-var = var15;
+{
+var18 = hash_collection__HashMap___91d_93d(var_level1, var_k1);
+}
+var_level2 = var18;
+{
+var19 = more_collections__HashMap2___91d_93d(var_level2, var_k2, var_k3);
+}
+var = var19;
 goto RET_LABEL;
 RET_LABEL:;
 return var;
@@ -483,32 +595,37 @@ short int var /* : Bool */;
 int cltype;
 int idtype;
 const struct type* type_struct;
+const char* var_class_name;
 short int var1 /* : Bool */;
 int cltype2;
 int idtype3;
 const struct type* type_struct4;
-short int var5 /* : Bool */;
-int cltype6;
-int idtype7;
-const struct type* type_struct8;
-short int var9 /* : Bool */;
-int cltype10;
-int idtype11;
-const struct type* type_struct12;
+const char* var_class_name5;
+short int var6 /* : Bool */;
+int cltype7;
+int idtype8;
+const struct type* type_struct9;
+const char* var_class_name10;
+short int var11 /* : Bool */;
+int cltype12;
+int idtype13;
+const struct type* type_struct14;
 short int is_nullable;
+const char* var_class_name15;
 val* var_k1 /* var k1: Object */;
 val* var_k2 /* var k2: Object */;
 val* var_k3 /* var k3: Object */;
 val* var_v /* var v: nullable Object */;
-val* var13 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
+val* var16 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
+val* var18 /* : HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
 val* var_level1 /* var level1: HashMap[Object, HashMap2[Object, Object, nullable Object]] */;
-short int var14 /* : Bool */;
-short int var15 /* : Bool */;
-val* var16 /* : HashMap2[Object, Object, nullable Object] */;
+short int var19 /* : Bool */;
+short int var20 /* : Bool */;
+val* var21 /* : HashMap2[Object, Object, nullable Object] */;
 val* var_level2 /* var level2: HashMap2[Object, Object, nullable Object] */;
-val* var17 /* : nullable Object */;
-/* Covariant cast for argument 0 (k1) <p0:Object> isa HashMap3#0 */
-/* <p0:Object> isa HashMap3#0 */
+val* var22 /* : nullable Object */;
+/* Covariant cast for argument 0 (k1) <p0:Object> isa K1 */
+/* <p0:Object> isa K1 */
 type_struct = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT0];
 cltype = type_struct->color;
 idtype = type_struct->id;
@@ -517,12 +634,14 @@ var = 0;
 } else {
 var = p0->type->type_table[cltype] == idtype;
 }
-if (!var) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 80);
-exit(1);
+if (unlikely(!var)) {
+var_class_name = p0 == NULL ? "null" : p0->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K1", var_class_name);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 99);
+show_backtrace(1);
 }
-/* Covariant cast for argument 1 (k2) <p1:Object> isa HashMap3#1 */
-/* <p1:Object> isa HashMap3#1 */
+/* Covariant cast for argument 1 (k2) <p1:Object> isa K2 */
+/* <p1:Object> isa K2 */
 type_struct4 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT1];
 cltype2 = type_struct4->color;
 idtype3 = type_struct4->id;
@@ -531,75 +650,92 @@ var1 = 0;
 } else {
 var1 = p1->type->type_table[cltype2] == idtype3;
 }
-if (!var1) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 80);
-exit(1);
-}
-/* Covariant cast for argument 2 (k3) <p2:Object> isa HashMap3#2 */
-/* <p2:Object> isa HashMap3#2 */
-type_struct8 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT2];
-cltype6 = type_struct8->color;
-idtype7 = type_struct8->id;
-if(cltype6 >= p2->type->table_size) {
-var5 = 0;
+if (unlikely(!var1)) {
+var_class_name5 = p1 == NULL ? "null" : p1->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K2", var_class_name5);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 99);
+show_backtrace(1);
+}
+/* Covariant cast for argument 2 (k3) <p2:Object> isa K3 */
+/* <p2:Object> isa K3 */
+type_struct9 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT2];
+cltype7 = type_struct9->color;
+idtype8 = type_struct9->id;
+if(cltype7 >= p2->type->table_size) {
+var6 = 0;
 } else {
-var5 = p2->type->type_table[cltype6] == idtype7;
-}
-if (!var5) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 80);
-exit(1);
-}
-/* Covariant cast for argument 3 (v) <p3:nullable Object> isa HashMap3#3 */
-/* <p3:nullable Object> isa HashMap3#3 */
-type_struct12 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT3];
-cltype10 = type_struct12->color;
-idtype11 = type_struct12->id;
-is_nullable = type_struct12->is_nullable;
+var6 = p2->type->type_table[cltype7] == idtype8;
+}
+if (unlikely(!var6)) {
+var_class_name10 = p2 == NULL ? "null" : p2->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "K3", var_class_name10);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 99);
+show_backtrace(1);
+}
+/* Covariant cast for argument 3 (v) <p3:nullable Object> isa V */
+/* <p3:nullable Object> isa V */
+type_struct14 = self->type->resolution_table->types[COLOR_more_collections__HashMap3_FT3];
+cltype12 = type_struct14->color;
+idtype13 = type_struct14->id;
+is_nullable = type_struct14->is_nullable;
 if(p3 == NULL) {
-var9 = is_nullable;
+var11 = is_nullable;
 } else {
-if(cltype10 >= p3->type->table_size) {
-var9 = 0;
+if(cltype12 >= p3->type->table_size) {
+var11 = 0;
 } else {
-var9 = p3->type->type_table[cltype10] == idtype11;
+var11 = p3->type->type_table[cltype12] == idtype13;
 }
 }
-if (!var9) {
-fprintf(stderr, "Runtime error: %s (%s:%d)\n", "Cast failed", "lib/more_collections.nit", 80);
-exit(1);
+if (unlikely(!var11)) {
+var_class_name15 = p3 == NULL ? "null" : p3->type->name;
+PRINT_ERROR("Runtime error: Cast failed. Expected `%s`, got `%s`", "V", var_class_name15);
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 99);
+show_backtrace(1);
 }
 var_k1 = p0;
 var_k2 = p1;
 var_k3 = p2;
 var_v = p3;
-var13 = ((val* (*)(val*))(self->class->vft[COLOR_more_collections__HashMap3__level1]))(self) /* level1 on <self:HashMap3[Object, Object, Object, nullable Object]>*/;
-var_level1 = var13;
-var14 = ((short int (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead__has_key]))(var_level1, var_k1) /* has_key on <var_level1:HashMap[Object, HashMap2[Object, Object, nullable Object]]>*/;
-var15 = !var14;
-if (var15){
-var16 = NEW_more_collections__HashMap2(self->type->resolution_table->types[COLOR_more_collections__HashMap2more_collections__HashMap3_FT1more_collections__HashMap3_FT2more_collections__HashMap3_FT3]);
-((void (*)(val*))(var16->class->vft[COLOR_more_collections__HashMap2__init]))(var16) /* init on <var16:HashMap2[Object, Object, nullable Object]>*/;
-CHECK_NEW_more_collections__HashMap2(var16);
-var_level2 = var16;
-((void (*)(val*, val*, val*))(var_level1->class->vft[COLOR_abstract_collection__Map___91d_93d_61d]))(var_level1, var_k1, var_level2) /* []= on <var_level1:HashMap[Object, HashMap2[Object, Object, nullable Object]]>*/;
+{
+{ /* Inline more_collections#HashMap3#level1 (self) on <self:HashMap3[Object, Object, Object, nullable Object]> */
+var18 = self->attrs[COLOR_more_collections__HashMap3___level1].val; /* _level1 on <self:HashMap3[Object, Object, Object, nullable Object]> */
+if (unlikely(var18 == NULL)) {
+PRINT_ERROR("Runtime error: %s", "Uninitialized attribute _level1");
+PRINT_ERROR(" (%s:%d)\n", "../lib/more_collections.nit", 87);
+show_backtrace(1);
+}
+var16 = var18;
+RET_LABEL17:(void)0;
+}
+}
+var_level1 = var16;
+{
+var19 = abstract_collection__MapRead__has_key(var_level1, var_k1);
+}
+var20 = !var19;
+if (var20){
+var21 = NEW_more_collections__HashMap2(self->type->resolution_table->types[COLOR_more_collections__HashMap2more_collections__HashMap3_FT1more_collections__HashMap3_FT2more_collections__HashMap3_FT3]);
+{
+((void (*)(val*))(var21->class->vft[COLOR_kernel__Object__init]))(var21) /* init on <var21:HashMap2[Object, Object, nullable Object]>*/;
+}
+var_level2 = var21;
+{
+hash_collection__HashMap___91d_93d_61d(var_level1, var_k1, var_level2); /* Direct call hash_collection#HashMap#[]= on <var_level1:HashMap[Object, HashMap2[Object, Object, nullable Object]]>*/
+}
 } else {
-var17 = ((val* (*)(val*, val*))(var_level1->class->vft[COLOR_abstract_collection__MapRead___91d_93d]))(var_level1, var_k1) /* [] on <var_level1:HashMap[Object, HashMap2[Object, Object, nullable Object]]>*/;
-var_level2 = var17;
+{
+var22 = hash_collection__HashMap___91d_93d(var_level1, var_k1);
 }
-((void (*)(val*, val*, val*, val*))(var_level2->class->vft[COLOR_more_collections__HashMap2___91d_93d_61d]))(var_level2, var_k2, var_k3, var_v) /* []= on <var_level2:HashMap2[Object, Object, nullable Object]>*/;
-RET_LABEL:;
+var_level2 = var22;
 }
-/* method more_collections#HashMap3#[]= for (self: Object, Object, Object, Object, nullable Object) */
-void VIRTUAL_more_collections__HashMap3___91d_93d_61d(val* self, val* p0, val* p1, val* p2, val* p3) {
-more_collections__HashMap3___91d_93d_61d(self, p0, p1, p2, p3);
-RET_LABEL:;
+{
+more_collections__HashMap2___91d_93d_61d(var_level2, var_k2, var_k3, var_v); /* Direct call more_collections#HashMap2#[]= on <var_level2:HashMap2[Object, Object, nullable Object]>*/
 }
-/* method more_collections#HashMap3#init for (self: HashMap3[Object, Object, Object, nullable Object]) */
-void more_collections__HashMap3__init(val* self) {
 RET_LABEL:;
 }
-/* method more_collections#HashMap3#init for (self: Object) */
-void VIRTUAL_more_collections__HashMap3__init(val* self) {
-more_collections__HashMap3__init(self);
+/* method more_collections#HashMap3#[]= for (self: Object, Object, Object, Object, nullable Object) */
+void VIRTUAL_more_collections__HashMap3___91d_93d_61d(val* self, val* p0, val* p1, val* p2, val* p3) {
+more_collections__HashMap3___91d_93d_61d(self, p0, p1, p2, p3); /* Direct call more_collections#HashMap3#[]= on <self:Object(HashMap3[Object, Object, Object, nullable Object])>*/
 RET_LABEL:;
 }