https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68097
--- Comment #4 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> --- Author: rsandifo Date: Tue Oct 27 11:52:54 2015 New Revision: 229423 URL: https://gcc.gnu.org/viewcvs?rev=229423&root=gcc&view=rev Log: Move signbit folds to match.pd Tested on x86_64-linux-gnu, aarch64-linux-gnu and arm-linux-gnueabi. gcc/ * builtins.c (fold_builtin_signbit): Delete. (fold_builtin_2): Handle constant signbit arguments here. * match.pd: Add rules previously handled by fold_builtin_signbit. gcc/testsuite/ PR tree-optimization/68097 * gcc.dg/torture/builtin-nonneg-1.c: Skip at -O0. Add --param max-ssa-name-query-depth=3 to dg-options. Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c trunk/gcc/match.pd trunk/gcc/testsuite/ChangeLog trunk/gcc/testsuite/gcc.dg/torture/builtin-nonneg-1.c
