src/runtime.cc - Issue 17781002: Allow users of the V8 API to distinguish between unset and undefined HiddenValues

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Unified Diff: src/runtime.cc

Issue 17781002: Allow users of the V8 API to distinguish between unset and undefined HiddenValues (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge

Patch Set: Created 7 years, 6 months ago

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Index: src/runtime.cc

diff --git a/src/runtime.cc b/src/runtime.cc

index 8917c585908bf89da27d23cf03d0c92d2130447d..86f7f0f430abe3d79d2d63d20f090923f3e20c69 100644

--- a/src/runtime.cc

+++ b/src/runtime.cc

@@ -13380,6 +13380,7 @@ RUNTIME_FUNCTION(MaybeObject*, Runtime_GetOverflowedStackTrace) {

CONVERT_ARG_CHECKED(JSObject, error_object, 0);

String* key = isolate->heap()->hidden_stack_trace_string();

Object* result = error_object->GetHiddenProperty(key);

+ if (result->IsTheHole()) result = isolate->heap()->undefined_value();

RUNTIME_ASSERT(result->IsJSArray() ||

result->IsString() ||

result->IsUndefined());

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