[Bug rtl-optimization/67037] [4.9/5 Regression] Wrong code at -O1 and above on ARM

[edlinger at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67037

--- Comment #8 from Bernd Edlinger  ---
Author: edlinger
Date: Thu Nov 26 14:07:55 2015
New Revision: 230964

URL: https://gcc.gnu.org/viewcvs?rev=230964=gcc=rev
Log:
2015-11-26  Bernd Edlinger  

Backport from mainline
2015-09-30  Bernd Edlinger  

PR rtl-optimization/67037
* lra-constraints.c (process_addr_reg): Use copy_rtx when necessary.

testsuite:
2015-11-26  Bernd Edlinger  

Backport from mainline
2015-09-30  Bernd Edlinger  

PR rtl-optimization/67037
* gcc.c-torture/execute/pr67037.c: New test.

Added:
branches/gcc-5-branch/gcc/testsuite/gcc.c-torture/execute/pr67037.c
Modified:
branches/gcc-5-branch/gcc/ChangeLog
branches/gcc-5-branch/gcc/lra-constraints.c
branches/gcc-5-branch/gcc/testsuite/ChangeLog

[Bug rtl-optimization/67037] [4.9/5 Regression] Wrong code at -O1 and above on ARM

[rguenth at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67037

Richard Biener  changed:

   What|Removed |Added

   Priority|P3  |P2

[Bug rtl-optimization/67037] [4.9/5 Regression] Wrong code at -O1 and above on ARM

[notasas at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67037

--- Comment #7 from notasas at gmail dot com ---
Anyone's up for the backports? The patch applies cleanly on both gcc-4_9 and
gcc-5 branches.
I've tested patched 4.9.3 and wine no longer crashes when built with it.