Stack allocating block scoped variables.

src/ia32/full-codegen-ia32.cc

Index: src/ia32/full-codegen-ia32.cc
diff --git a/src/ia32/full-codegen-ia32.cc b/src/ia32/full-codegen-ia32.cc
index ef4f0c5f2b662e0f7a5a86a1213043202b01db13..28b766ae60423df79034563d99634bf272779a7e 100644
--- a/src/ia32/full-codegen-ia32.cc
+++ b/src/ia32/full-codegen-ia32.cc
@@ -615,6 +615,11 @@ MemOperand FullCodeGenerator::StackOperand(Variable* var) {
     offset += (info_->scope()->num_parameters() + 1) * kPointerSize;
   } else {
     offset += JavaScriptFrameConstants::kLocal0Offset;
+    // Test if the variable is from a nested block scope.
+    if (info_->scope() != var->scope()) {
+      // Skip handlers and stack locals from enclosing block scopes.
+      offset -= var->scope()->stack_slots_depth() * kPointerSize;
+    }
   }
   return Operand(ebp, offset);
 }