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[Bug tree-optimization/65658] Jump threading too pessimistic when optimizing for size
- From: "law at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 20 Apr 2015 17:14:24 +0000
- Subject: [Bug tree-optimization/65658] Jump threading too pessimistic when optimizing for size
- Auto-submitted: auto-generated
- References: <bug-65658-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65658
--- Comment #2 from Jeffrey A. Law <law at gcc dot gnu.org> ---
Author: law
Date: Mon Apr 20 17:13:52 2015
New Revision: 222242
URL: https://gcc.gnu.org/viewcvs?rev=222242&root=gcc&view=rev
Log:
PR tree-optimization/65658
* tree-ssa-threadupdate.c (redirection_block_p): Ignore clobber
statements too.
PR tree-optimization/65658
* gcc.dg/pr65658.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr65658.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/testsuite/ChangeLog
trunk/gcc/tree-ssa-threadupdate.c