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[Bug tree-optimization/29921] [4.3 regression]: internal compiler error: in set_lattice_value, at tree-ssa-ccp.c:437
- From: "rakdver at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Nov 2006 23:11:26 -0000
- Subject: [Bug tree-optimization/29921] [4.3 regression]: internal compiler error: in set_lattice_value, at tree-ssa-ccp.c:437
- References: <bug-29921-682@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #10 from rakdver at gcc dot gnu dot org 2006-11-22 23:11 -------
Subject: Bug 29921
Author: rakdver
Date: Wed Nov 22 23:11:15 2006
New Revision: 119102
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=119102
Log:
PR tree-optimization/29921
* fold-const.c (operand_equal_p): Without HONOR_SIGNED_ZEROS, consider
signed and unsigned zero equal.
* gcc.dg/pr29921.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr29921.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/fold-const.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29921