https://codereview.chromium.org/137403009/diff/1000001/src/type-info.cc#newcode88
src/type-info.cc:88: return
Handle<Object>::cast(isolate()->factory()->undefined_value());
On 2014/02/07 09:29:25, Benedikt Meurer wrote:
> Hm, now we return uninitialized if there's no concrete value in the
slot,
but
> undefined if it's a JSFunction that can retain another context. Is that
> intended? If so we should document this.
It's actually not new, it's derived from
Handle<Object> TypeFeedbackOracle::GetInfo(TypeFeedbackId)
which did the same thing. And this is commented in the header file, for
GetInfo(TypeFeedbackId) and GetInfo(int slot).
Ah ok, I wasn't aware of that.
https://codereview.chromium.org/137403009/
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