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[Bug rtl-optimization/33148] [4.2/4.3 Regresion] ICE in trunc_int_for_mode, at explow.c:56 during combine
- 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: 28 Aug 2007 09:47:47 -0000
- Subject: [Bug rtl-optimization/33148] [4.2/4.3 Regresion] ICE in trunc_int_for_mode, at explow.c:56 during combine
- References: <bug-33148-10053@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #5 from jakub at gcc dot gnu dot org 2007-08-28 09:47 -------
Subject: Bug 33148
Author: jakub
Date: Tue Aug 28 09:47:32 2007
New Revision: 127855
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=127855
Log:
PR rtl-optimization/33148
* simplify-rtx.c (simplify_unary_operation_1): Only optimize
(neg (lt X 0)) if X has scalar int mode.
* gcc.c-torture/compile/20070827-1.c: New test.
Added:
trunk/gcc/testsuite/gcc.c-torture/compile/20070827-1.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/simplify-rtx.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33148