https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66916
Bug ID: 66916
Summary: [6 Regression] FAIL: gcc.target/arm/pr43920-2.c
object-size text <= 54
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: middle-end
Assignee: unassigned at gcc dot gnu.org
Reporter: ktkachov at gcc dot gnu.org
CC: rguenth at gcc dot gnu.org
Target Milestone: ---
Build: arm*
Created attachment 36006
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=36006&action=edit
Failing assembly
After this commit I'm seeing the test fail on arm targets:
Author: rguenth <rguenth@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Thu Jul 16 08:28:51 2015 +0000
2015-07-16 Richard Biener <rguent...@suse.de>
* fold-const.c (fold_widened_comparison): Remove.
(fold_sign_changed_comparison): Likewise.
(fold_comparison): Move widened and sign-changed comparison
simplification ...
* match.pd: ... to patterns here.
* generic-match-head.c: Include target.h.
* gimple-match-head.c: Likewise.
* gcc.dg/tree-ssa/pr21031.c: Adjust.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@225861
138bc75d-0d04-0410-961f-82ee72b054a4
a sub+cmp sequence is not merged into a subs, causing the code size regression
