[PATCH] Add target independent attribute for ObjCARC

[Bob Wilson]

On May 20, 2013, at 11:11 AM, Eric Christopher <echristo at gmail.com> wrote:

> A builtin attribute seems to make sense, I've always had this faint
> unease at the "assume all functions with this name are magic" aspect
> of the libcall optimizers. Though it is unfortunate that the same
> functions have different meanings in arc and non-arc mode.

Are you suggesting that we completely drop the nobuiltin attribute and switch to a scheme where nothing is assumed to be a builtin unless it has that attribute?
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