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[Bug bootstrap/41345] [4.5 Regression] bootstrap comparison failure with --disable-checking
- From: "jakub at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 26 Oct 2009 20:21:21 -0000
- Subject: [Bug bootstrap/41345] [4.5 Regression] bootstrap comparison failure with --disable-checking
- References: <bug-41345-10406@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #7 from jakub at gcc dot gnu dot org 2009-10-26 20:21 -------
Subject: Bug 41345
Author: jakub
Date: Mon Oct 26 20:21:09 2009
New Revision: 153569
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=153569
Log:
PR bootstrap/41345
* cfgcleanup.c (trivially_empty_bb_p): New function.
(try_optimize_bb): Use it instead of checking BB_HEAD == BB_END.
* gcc.dg/pr41345.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr41345.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cfgcleanup.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41345