Re: [patch, 4.1.2, 4.2.1, 4.3] Fix a bug in pointer dependency test

["Richard Guenther" <richard dot guenther at gmail dot com>]

On 2/19/07, Eric Botcazou <ebotcazou@adacore.com> wrote:
> > Yes, I somehow missed these yesterday. It happens on powerpc too. I will
> > change the test case on 4.1, if there is no objection.
>
> I'm also seeing warnings on the 4.1 branch:
>
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c: In function
> 'may_aliases_intersect':
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c:2314: warning: implicit
> declaration of function 'pointer_set_create'
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c:2314: warning:
> initializationmakes pointer from integer without a cast
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c:2316: warning:
> initializationfrom incompatible pointer type
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c:2317: warning:
> initializationfrom incompatible pointer type
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c:2323: warning: implicit
> declaration of function 'pointer_set_insert'
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c:2328: warning: implicit
> declaration of function 'pointer_set_contains'
> /home/eric/gnat/gnat6_41/src/gcc/tree-ssa-alias.c:2330: warning: implicit
> declaration of function 'pointer_set_destroy'

Not only warnings, but the branch is broken now, as may_aliases () returns
a varray on the branch but you now have

 VEC(tree,gc) *may_aliases1 = may_aliases (tag1);

Please revert the patch.

Thanks,
Richard.