Stack allocating block scoped variables.

src/arm/full-codegen-arm.cc

Index: src/arm/full-codegen-arm.cc
diff --git a/src/arm/full-codegen-arm.cc b/src/arm/full-codegen-arm.cc
index 8c3e825d191e29a47c5de391fa4a8217202dbd67..a71ae73f0b9b869d7dba9f0e3fdd108506df19c4 100644
--- a/src/arm/full-codegen-arm.cc
+++ b/src/arm/full-codegen-arm.cc
@@ -636,6 +636,11 @@ 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 MemOperand(fp, offset);
 }