Chromium Code Reviews| Index: src/runtime.cc |
| diff --git a/src/runtime.cc b/src/runtime.cc |
| index cc5aeab78f55c46446b016f848fb60c3ceadc612..f2088e5574279821293c1315cf5a60d46dbe9b6c 100644 |
| --- a/src/runtime.cc |
| +++ b/src/runtime.cc |
| @@ -6760,6 +6760,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_StringBuilderConcat) { |
| ascii = false; |
| } |
| } else { |
| + ASSERT(!elt->IsTheHole()); |
| return isolate->Throw(isolate->heap()->illegal_argument_symbol()); |
| } |
| if (increment > String::kMaxLength - position) { |