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[Bug target/53976] [SH] Unnecessary clrt/sett after bt/bf
- From: "olegendo at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 23 Nov 2014 21:45:50 +0000
- Subject: [Bug target/53976] [SH] Unnecessary clrt/sett after bt/bf
- Auto-submitted: auto-generated
- References: <bug-53976-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53976
--- Comment #11 from Oleg Endo <olegendo at gcc dot gnu.org> ---
Author: olegendo
Date: Sun Nov 23 21:45:18 2014
New Revision: 217989
URL: https://gcc.gnu.org/viewcvs?rev=217989&root=gcc&view=rev
Log:
gcc/
Backport from mainline
2014-11-23 Oleg Endo <olegendo@gcc.gnu.org>
PR target/53976
* config/sh/sh_optimize_sett_clrt.cc
(sh_optimize_sett_clrt::find_last_ccreg_values): Return bool instead
of void. Abort at complex edges.
(sh_optimize_sett_clrt::execute): Do nothing if find_last_ccreg_values
returned false.
Modified:
branches/gcc-4_9-branch/gcc/ChangeLog
branches/gcc-4_9-branch/gcc/config/sh/sh_optimize_sett_clrt.cc