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[Bug target/80160] [7 regression] operand has impossible constraints
- From: "bernds at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sat, 25 Mar 2017 01:12:36 +0000
- Subject: [Bug target/80160] [7 regression] operand has impossible constraints
- Auto-submitted: auto-generated
- References: <bug-80160-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80160
--- Comment #7 from Bernd Schmidt <bernds at gcc dot gnu.org> ---
Author: bernds
Date: Sat Mar 25 01:12:04 2017
New Revision: 246473
URL: https://gcc.gnu.org/viewcvs?rev=246473&root=gcc&view=rev
Log:
PR rtl-optimization/80160
PR rtl-optimization/80159
* lra-assigns.c (must_not_spill_p): Tighten new test to also take
reg_alternate_class into account.
* gcc.target/i386/pr80160.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr80160.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/lra-assigns.c
trunk/gcc/testsuite/ChangeLog