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Unified Diff: src/runtime.cc

Issue 7012012: Only send null or undefined as receiver for es5 natives, not generally (Closed) Base URL: http://v8.googlecode.com/svn/branches/bleeding_edge/
Patch Set: '' Created 9 years, 7 months ago
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Index: src/runtime.cc
===================================================================
--- src/runtime.cc (revision 7878)
+++ src/runtime.cc (working copy)
@@ -4107,6 +4107,23 @@
}
+// Set the ES5 native flag on the function.
+// This is used to decide if we should transform null and undefined
+// into the global object when doing call and apply.
+RUNTIME_FUNCTION(MaybeObject*, Runtime_SetES5Flag) {
+ NoHandleAllocation ha;
+ RUNTIME_ASSERT(args.length() == 1);
+
+ Handle<Object> object = args.at<Object>(0);
+
+ if (object->IsJSFunction()) {
+ JSFunction* func = JSFunction::cast(*object);
+ func->shared()->set_es5_native(true);
+ }
+ return isolate->heap()->undefined_value();
+}
+
+
// Set a local property, even if it is READ_ONLY. If the property does not
// exist, it will be added with attributes NONE.
RUNTIME_FUNCTION(MaybeObject*, Runtime_IgnoreAttributesAndSetProperty) {
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