Merge: new `with` statement

[nit.git] / src / compiler / separate_erasure_compiler.nit

diff --git a/src/compiler/separate_erasure_compiler.nit b/src/compiler/separate_erasure_compiler.nit
index 004d361..b8b2c0a 100644 (file)
--- a/src/compiler/separate_erasure_compiler.nit
+++ b/src/compiler/separate_erasure_compiler.nit
@@ -199,8 +199,6 @@ class SeparateErasureCompiler
                var mtype = mclass.intro.bound_mtype
                var c_name = mclass.c_name
 
-               var vft = self.method_tables[mclass]
-               var attrs = self.attr_tables[mclass]
                var class_table = self.class_tables[mclass]
                var v = self.new_visitor
 
@@ -230,7 +228,8 @@ class SeparateErasureCompiler
                        end
                        v.add_decl("&type_table_{c_name},")
                        v.add_decl("\{")
-                       for i in [0 .. vft.length[ do
+                       var vft = self.method_tables.get_or_null(mclass)
+                       if vft != null then for i in [0 .. vft.length[ do
                                var mpropdef = vft[i]
                                if mpropdef == null then
                                        v.add_decl("NULL, /* empty */")
@@ -355,11 +354,18 @@ class SeparateErasureCompiler
 
                        var res = v.new_named_var(mtype, "self")
                        res.is_exact = true
-                       v.add("{res} = nit_alloc(sizeof(struct instance) + {attrs.length}*sizeof(nitattribute_t));")
+                       var attrs = self.attr_tables.get_or_null(mclass)
+                       if attrs == null then
+                               v.add("{res} = nit_alloc(sizeof(struct instance));")
+                       else
+                               v.add("{res} = nit_alloc(sizeof(struct instance) + {attrs.length}*sizeof(nitattribute_t));")
+                       end
                        v.require_declaration("class_{c_name}")
                        v.add("{res}->class = &class_{c_name};")
-                       self.generate_init_attr(v, res, mtype)
-                       v.set_finalizer res
+                       if attrs != null then
+                               self.generate_init_attr(v, res, mtype)
+                               v.set_finalizer res
+                       end
                        v.add("return {res};")
                end
                v.add("\}")
@@ -615,7 +621,7 @@ class SeparateErasureCompilerVisitor
                        var res = self.new_var(mtype)
                        if compiler.runtime_type_analysis != null and not compiler.runtime_type_analysis.live_types.has(value.mtype.as(MClassType)) then
                                self.add("/*no boxing of {value.mtype}: {value.mtype} is not live! */")
-                               self.add("PRINT_ERROR(\"Dead code executed!\\n\"); show_backtrace(1);")
+                               self.add("PRINT_ERROR(\"Dead code executed!\\n\"); fatal_exit(1);")
                                return res
                        end
                        self.require_declaration("BOX_{valtype.c_name}")
@@ -643,7 +649,7 @@ class SeparateErasureCompilerVisitor
 
        redef fun native_array_instance(elttype, length)
        do
-               var nclass = self.get_class("NativeArray")
+               var nclass = mmodule.native_array_class
                var mtype = nclass.get_mtype([elttype])
                var res = self.new_var(mtype)
                res.is_exact = true