[Bug rtl-optimization/71275] [7 regression] Performance drop after r235660 on x86-64 in 32-bit mode.
amodra at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Sat May 28 06:03:00 GMT 2016
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
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