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[Bug rtl-optimization/80429] -fcompare-debug failure on ppc64le with LRA
- From: "segher at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Wed, 19 Apr 2017 10:04:06 +0000
- Subject: [Bug rtl-optimization/80429] -fcompare-debug failure on ppc64le with LRA
- Auto-submitted: auto-generated
- References: <bug-80429-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80429
--- Comment #2 from Segher Boessenkool <segher at gcc dot gnu.org> ---
Author: segher
Date: Wed Apr 19 10:03:35 2017
New Revision: 246991
URL: https://gcc.gnu.org/viewcvs?rev=246991&root=gcc&view=rev
Log:
IRA: Don't create new regs for debug insns (PR80429)
In split_live_ranges_for_shrink_wrap IRA also splits regs that are
only used in debug insns, leading to -fcompare-debug failures.
PR rtl-optimization/80429
* ira.c (split_live_ranges_for_shrink_wrap): Don't split regs that
are only used in debug insns.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/ira.c