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[Bug tree-optimization/64454] optimize (x%5)%5
- From: "glisse at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 15 May 2015 17:34:47 +0000
- Subject: [Bug tree-optimization/64454] optimize (x%5)%5
- Auto-submitted: auto-generated
- References: <bug-64454-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64454
--- Comment #11 from Marc Glisse <glisse at gcc dot gnu.org> ---
Author: glisse
Date: Fri May 15 17:34:15 2015
New Revision: 223221
URL: https://gcc.gnu.org/viewcvs?rev=223221&root=gcc&view=rev
Log:
2015-05-15 Marc Glisse <marc.glisse@inria.fr>
PR tree-optimization/64454
gcc/
* match.pd ((X % Y) % Y, (X % Y) < Y): New patterns.
(-1 - A -> ~A): Remove unnecessary condition.
gcc/testsuite/
* gcc.dg/modmod.c: New testcase.
Added:
trunk/gcc/testsuite/gcc.dg/modmod.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/match.pd
trunk/gcc/testsuite/ChangeLog