Stack allocating block scoped variables.

src/parser.cc

Index: src/parser.cc
diff --git a/src/parser.cc b/src/parser.cc
index 02fa25b192372665f4211f43ed09a634353e01be..ffbf9d9f8c5cada1a546a09d350cf7037ef6c07f 100644
--- a/src/parser.cc
+++ b/src/parser.cc
@@ -3011,7 +3011,18 @@ Expression* Parser::ParseLeftHandSideExpression(bool* ok) {
         VariableProxy* callee = result->AsVariableProxy();
         if (callee != NULL &&
             callee->IsVariable(isolate()->factory()->eval_symbol())) {
-          top_scope_->DeclarationScope()->RecordEvalCall();
+          if (FLAG_harmony_scoping) {
+            Scope* scope = top_scope_;
+            while (!scope->calls_eval() &&
+                   !scope->is_declaration_scope()) {
+              scope->RecordEvalCall();
+              scope = scope->outer_scope();
+            }
+            // Make sure to record the eval call in the declaration scope.
+            scope->RecordEvalCall();
+          } else {
+            top_scope_->DeclarationScope()->RecordEvalCall();
+          }
         }
         result = NewCall(result, args, pos);
         break;