Better handling of stepping out of a function...

src/full-codegen.cc

 // Copyright 2009 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1059 matching lines @@
 
   // Exit all nested statements.
   NestedStatement* current = nesting_stack_;
   int stack_depth = 0;
   while (current != NULL) {
     stack_depth = current->Exit(stack_depth);
     current = current->outer();
   }
   __ Drop(stack_depth);
 
-  EmitReturnSequence(stmt->statement_pos());
+  EmitReturnSequence();
 }
 
 
 void FullCodeGenerator::VisitWithEnterStatement(WithEnterStatement* stmt) {
   Comment cmnt(masm_, "[ WithEnterStatement");
   SetStatementPosition(stmt);
 
   VisitForValue(stmt->expression(), kStack);
   if (stmt->is_catch_block()) {
     __ CallRuntime(Runtime::kPushCatchContext, 1);
@@ skipping 341 matching lines @@
   // The macros used here must preserve the result register.
   __ Drop(stack_depth);
   __ PopTryHandler();
   return 0;
 }
 
 #undef __
 
 
 } }  // namespace v8::internal