Fix expression positions for for-loops.

src/full-codegen/full-codegen.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/full-codegen/full-codegen.h"
 
 #include "src/ast/ast.h"
 #include "src/ast/ast-numbering.h"
 #include "src/ast/prettyprinter.h"
 #include "src/ast/scopeinfo.h"
@@ skipping 1184 matching lines @@
 void FullCodeGenerator::VisitForStatement(ForStatement* stmt) {
   Comment cmnt(masm_, "[ ForStatement");
   // Do not insert break location as we do it below.
   SetStatementPosition(stmt, SKIP_BREAK);
 
   Label test, body;
 
   Iteration loop_statement(this, stmt);
 
   if (stmt->init() != NULL) {
-    SetStatementPosition(stmt->init());
     Visit(stmt->init());
   }
 
   increment_loop_depth();
   // Emit the test at the bottom of the loop (even if empty).
   __ jmp(&test);
 
   PrepareForBailoutForId(stmt->BodyId(), NO_REGISTERS);
   __ bind(&body);
   Visit(stmt->body());
@@ skipping 690 matching lines @@
   return var->mode() == CONST_LEGACY || var->scope()->is_nonlinear() ||
          var->initializer_position() >= proxy->position();
 }
 
 
 #undef __
 
 
 }  // namespace internal
 }  // namespace v8