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Convert global objects to global receivers before invoking

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JavaScript functions on them.
Review URL: http://codereview.chromium.org/165122

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@2642 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
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kasperl@chromium.org 2009-08-07 07:15:16 +00:00
parent b290c323a9
commit bcbef79a11
1 changed files with 8 additions and 0 deletions
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8
src/execution.cc
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@ -83,6 +83,14 @@ static Handle<Object> Invoke(bool construct,
code = stub.GetCode();
}
// Convert calls on global objects to be calls on the global
// receiver instead to avoid having a 'this' pointer which refers
// directly to a global object.
if (receiver->IsGlobalObject()) {
Handle<GlobalObject> global = Handle<GlobalObject>::cast(receiver);
receiver = Handle<JSObject>(global->global_receiver());
}
{
// Save and restore context around invocation and block the
// allocation of handles without explicit handle scopes.