On Fri, Nov 21, 2008 at 06:21, Richard Guenther <[EMAIL PROTECTED]> wrote:

> I think the only reasonable thing to do is to rip out the broken
> restrict pointer handling completely.
>
> Any better ideas?

I will assume that this program is valid.  I am not familiar enough
with the restrict definition, but ISTM that if __restrict implies a
contract not to make the pointers conflict, then this program is
obviously violating it.

Having said that, relying on restrict based purely on the DECLs does
seem like a bad idea.  What if we encoded restrict in the SSA names
themselves?  PTA could flip a bit specifying whether get_alias_set can
rely on restrict or not.  Though that seems a bit kludgy.


Diego.

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