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[Bug tree-optimization/83444] [5/6/7/8 Regression] missing strlen optimization on a member array of a local struct
- 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, 19 Dec 2017 07:44:38 +0000
- Subject: [Bug tree-optimization/83444] [5/6/7/8 Regression] missing strlen optimization on a member array of a local struct
- Auto-submitted: auto-generated
- References: <bug-83444-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83444
--- Comment #4 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Tue Dec 19 07:44:07 2017
New Revision: 255806
URL: https://gcc.gnu.org/viewcvs?rev=255806&root=gcc&view=rev
Log:
PR tree-optimization/83444
* tree-ssa-strlen.c (strlen_check_and_optimize_stmt): Optimize
character loads.
* gcc.dg/strlenopt-38.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/strlenopt-38.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-strlen.c