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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug middle-end/94539] [10 Regression] gcc.dg/alias-14.c fails on
 gcc 10, succeeds on gcc 9, when turned into an execution test
Date: Wed, 15 Apr 2020 07:19:51 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D94539

--- Comment #6 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Richard Biener <rguenth@gcc.gnu.org>:

https://gcc.gnu.org/g:e71b408aa242ffc76ffd19ebcdbd40279a1d9349

commit r10-7730-ge71b408aa242ffc76ffd19ebcdbd40279a1d9349
Author: Richard Biener <rguenther@suse.de>
Date:   Tue Apr 14 13:16:25 2020 +0200

    middle-end/94539 - void * aliases every other pointer

    This makes same_type_for_tbaa_p conservative in the same way
    get_alias_set is about void * which we allow to alias all other
    pointers.

    2020-04-15  Richard Biener  <rguenther@suse.de>

            PR middle-end/94539
            * tree-ssa-alias.c (same_type_for_tbaa): Defer to
            alias_sets_conflict_p for pointers.

            * gcc.dg/alias-14.c: Make dg-do run.=