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[Bug target/54781] [4.8 Regression] ICE in refs_may_alias_p_1, at tree-ssa-alias.c:1124
- From: "rguenth at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 07 Dec 2012 11:43:36 +0000
- Subject: [Bug target/54781] [4.8 Regression] ICE in refs_may_alias_p_1, at tree-ssa-alias.c:1124
- Auto-submitted: auto-generated
- References: <bug-54781-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54781
Richard Biener <rguenth at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|NEW |WAITING
--- Comment #4 from Richard Biener <rguenth at gcc dot gnu.org> 2012-12-07 11:43:36 UTC ---
Sounds more like a latent issue to me. Yes, removing invalid MEM_EXPRs would
be ok - but where do we dispatch to the tree oracle by-passing ao_ref_from_mem
which should reject this as well? Isn't this happening on the GIMPLE level?