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[Bug target/82673] [8 Regression] ICE in ix86_finalize_stack_frame_flags at gcc/config/i386/i386.c:12695
- From: "hjl at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 23 Oct 2017 15:49:51 +0000
- Subject: [Bug target/82673] [8 Regression] ICE in ix86_finalize_stack_frame_flags at gcc/config/i386/i386.c:12695
- Auto-submitted: auto-generated
- References: <bug-82673-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82673
--- Comment #4 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> ---
Author: hjl
Date: Mon Oct 23 15:49:19 2017
New Revision: 254013
URL: https://gcc.gnu.org/viewcvs?rev=254013&root=gcc&view=rev
Log:
i386: Skip DF_REF_INSN if DF_REF_INSN_INFO is false
We should check DF_REF_INSN_INFO before accessing DF_REF_INSN.
gcc/
PR target/82673
* config/i386/i386.c (ix86_finalize_stack_frame_flags): Skip
DF_REF_INSN if DF_REF_INSN_INFO is false.
gcc/testsuite/
PR target/82673
* gcc.target/i386/pr82673.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr82673.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/config/i386/i386.c
trunk/gcc/testsuite/ChangeLog