Stack allocating block scoped variables.

src/mips/full-codegen-mips.cc

Index: src/mips/full-codegen-mips.cc
diff --git a/src/mips/full-codegen-mips.cc b/src/mips/full-codegen-mips.cc
index 4318b7a428119ef3dbc5cb6144d79e51c4ac86a7..9ab961319731d94e94e6805ee3c10cb9f17070ae 100644
--- a/src/mips/full-codegen-mips.cc
+++ b/src/mips/full-codegen-mips.cc
@@ -648,6 +648,11 @@ 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);
 }