Experimental: in a debug assertion, allow for the possibility that a...

src/codegen-arm.cc

 // Copyright 2006-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1508 matching lines @@
   int original_height = frame_->height();
 #endif
   VirtualFrame::SpilledScope spilled_scope(this);
   Comment cmnt(masm_, "[ SwitchStatement");
   CodeForStatementPosition(node);
   node->set_break_stack_height(break_stack_height_);
   node->break_target()->Initialize(this);
 
   LoadAndSpill(node->tag());
   if (TryGenerateFastCaseSwitchStatement(node)) {
-    ASSERT(frame_->height() == original_height);
+    ASSERT(!has_valid_frame() || frame_->height() == original_height);
     return;
   }
 
   JumpTarget next_test(this);
   JumpTarget fall_through(this);
   JumpTarget default_entry(this);
   JumpTarget default_exit(this, JumpTarget::BIDIRECTIONAL);
   ZoneList<CaseClause*>* cases = node->cases();
   int length = cases->length();
   CaseClause* default_clause = NULL;
@@ skipping 3519 matching lines @@
   __ mov(r2, Operand(0));
   __ GetBuiltinEntry(r3, Builtins::CALL_NON_FUNCTION);
   __ Jump(Handle<Code>(Builtins::builtin(Builtins::ArgumentsAdaptorTrampoline)),
           RelocInfo::CODE_TARGET);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal