------- Comment #3 from rguenth at gcc dot gnu dot org 2007-09-06 16:05 ------- Subject: Bug 32586
Author: rguenth Date: Thu Sep 6 16:05:32 2007 New Revision: 128189 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=128189 Log: 2007-09-06 Richard Guenther <[EMAIL PROTECTED]> PR tree-optimization/32586 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid folding if nothing changed. (simplify_unary_expression): New function. Do tree combining on conversion like codes. (try_to_simplify): Call it. * builtins.c (fold_builtin_cexp): Fold the built expressions. * fold-const.c (fold_unary): Test result of get_callee_fndecl(). * g++.dg/tree-ssa/pr27090.C: Remove XFAILs. * gcc.dg/tree-ssa/ssa-fre-1.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-3.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-5.c: Likewise. * gcc.dg/tree-ssa/ssa-fre-4.c: Likewise, remove scan for now obsolete simplification. Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c trunk/gcc/fold-const.c trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/g++.dg/tree-ssa/pr27090.C trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-1.c trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-3.c trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-4.c trunk/gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-5.c trunk/gcc/tree-ssa-sccvn.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32586