This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug rtl-optimization/71275] [7 regression] Performance drop after r235660 on x86-64 in 32-bit mode.
- From: "amodra at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 28 May 2016 00:23:27 +0000
- Subject: [Bug rtl-optimization/71275] [7 regression] Performance drop after r235660 on x86-64 in 32-bit mode.
- Auto-submitted: auto-generated
- References: <bug-71275-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71275
--- Comment #6 from Alan Modra <amodra at gcc dot gnu.org> ---
Author: amodra
Date: Sat May 28 00:22:56 2016
New Revision: 236843
URL: https://gcc.gnu.org/viewcvs?rev=236843&root=gcc&view=rev
Log:
ira.c bb_loop_depth again
Follow the same practice as other places in ira.c, where
free_dominance_info is called along with loop_optimizer_finalize. Not
doing so causes an ICE on gcc-5-branch, so avoid that possibility on
trunk.
PR rtl-optimization/71275
* ira.c (ira): Free dominance info.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/ira.c