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[Bug rtl-optimization/65321] [5 Regression] ICE on valid code at -O2 and -O3 with -g enabled in decompose, at rtl.h:2007
- 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: Tue, 10 Mar 2015 06:37:22 +0000
- Subject: [Bug rtl-optimization/65321] [5 Regression] ICE on valid code at -O2 and -O3 with -g enabled in decompose, at rtl.h:2007
- Auto-submitted: auto-generated
- References: <bug-65321-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65321
--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Mar 10 06:36:50 2015
New Revision: 221298
URL: https://gcc.gnu.org/viewcvs?rev=221298&root=gcc&view=rev
Log:
PR rtl-optimization/65321
* cfgexpand.c (expand_debug_expr): Ensure shift amount isn't wider
than shift mode.
* var-tracking.c (use_narrower_mode): Likewise.
* gcc.dg/pr65321.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr65321.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgexpand.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/var-tracking.c