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[Bug target/57018] [4.8 Regression] Miscompilation of bison 2.7.1 under "-Os -fomit-frame-pointer"
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 26 Apr 2013 18:01:35 +0000
- Subject: [Bug target/57018] [4.8 Regression] Miscompilation of bison 2.7.1 under "-Os -fomit-frame-pointer"
- Auto-submitted: auto-generated
- References: <bug-57018-4 at http dot gcc dot gnu dot org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57018
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Known to work| |4.7.2, 4.9.0
Summary|[4.8/4.9 Regression] |[4.8 Regression]
|Miscompilation of bison |Miscompilation of bison
|2.7.1 under "-Os |2.7.1 under "-Os
|-fomit-frame-pointer" |-fomit-frame-pointer"
Known to fail| |4.8.0
--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> 2013-04-26 18:01:35 UTC ---
Author: vmakarov
Date: Mon Apr 22 14:26:51 2013
New Revision: 198140
URL: http://gcc.gnu.org/viewcvs?rev=198140&root=gcc&view=rev
Log:
2013-04-22 Vladimir Makarov <vmakarov@redhat.com>
PR target/57018
* lra-eliminations.c (mark_not_eliminable): Prevent elimination of
a set sp if no stack realignment.
2013-04-22 Vladimir Makarov <vmakarov@redhat.com>
PR target/57018
* gcc.target/i386/pr57018.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr57018.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/lra-eliminations.c
trunk/gcc/testsuite/ChangeLog