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Re: [lto] Fix 34 testsuite failures
On Wed, May 13, 2009 at 10:21 PM, Diego Novillo <email@example.com> wrote:
> On Wed, May 13, 2009 at 16:20, Diego Novillo <firstname.lastname@example.org> wrote:
>> the scheduler was moving the load of u.i before the store to u.i.
> er, 'store of u.c'.
Yeah, the dependence checking routines first defer to TBAA then to
offset disambiguation. It would need similar handling.
Maybe I'll look at this, for now I'll file a bugreport - using alias
set zero for
these accesses obviously pessimizes disambiguating of union accesses
against random other stuff.