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[Bug middle-end/70219] [6 Regression] ICE: in delete_move_and_clobber, at lra-constraints.c:5864 with -O2
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 14 Mar 2016 22:20:04 +0000
- Subject: [Bug middle-end/70219] [6 Regression] ICE: in delete_move_and_clobber, at lra-constraints.c:5864 with -O2
- Auto-submitted: auto-generated
- References: <bug-70219-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70219
--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Mon Mar 14 22:19:32 2016
New Revision: 234201
URL: https://gcc.gnu.org/viewcvs?rev=234201&root=gcc&view=rev
Log:
PR middle-end/70219
* lra-constraints.c (delete_move_and_clobber): Change assertion
to also allow dregno == 0.
* gcc.dg/pr70219.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr70219.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/lra-constraints.c
trunk/gcc/testsuite/ChangeLog