http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59860
--- Comment #8 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Author: jakub Date: Mon Jan 20 18:18:21 2014 New Revision: 206848 URL: http://gcc.gnu.org/viewcvs?rev=206848&root=gcc&view=rev Log: PR middle-end/59860 * tree.h (fold_builtin_strcat): New prototype. * builtins.c (fold_builtin_strcat): No longer static. Add len argument, if non-NULL, don't call c_strlen. Optimize directly into __builtin_memcpy instead of __builtin_strcpy. (fold_builtin_2): Adjust fold_builtin_strcat caller. * gimple-fold.c (gimple_fold_builtin): Handle BUILT_IN_STRCAT. Modified: trunk/gcc/ChangeLog trunk/gcc/builtins.c trunk/gcc/gimple-fold.c trunk/gcc/tree.h
