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[Bug tree-optimization/16721] [4.0 Regression] Accesses to volatile objects optimized away
- From: "steven at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 19 Sep 2004 13:57:01 -0000
- Subject: [Bug tree-optimization/16721] [4.0 Regression] Accesses to volatile objects optimized away
- References: <20040726181156.16721.macro@linux-mips.org>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From steven at gcc dot gnu dot org 2004-09-19 13:57 -------
Fails at -O -fno-strict-aliasing, works with -O -fstrict-aliasing.
This looks like a may-alias bug in tree-ssa-alias.
--
What |Removed |Added
----------------------------------------------------------------------------
CC| |dnovillo at redhat dot com
Keywords| |alias
Known to fail|4.0 |4.0.0
Last reconfirmed|0000-00-00 00:00:00 |2004-09-19 13:57:01
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=16721