https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79529
--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> --- Author: marxin Date: Fri Feb 17 14:36:08 2017 New Revision: 245530 URL: https://gcc.gnu.org/viewcvs?rev=245530&root=gcc&view=rev Log: Introduce ssa_defined_default_def_p function (PR tree-optimization/79529). 2017-02-17 Martin Liska <mli...@suse.cz> PR tree-optimization/79529 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use ssa_defined_default_def_p to handle cases which are implicitly defined. * tree-ssa.c (ssa_defined_default_def_p): New function. (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases which are implicitly defined. * tree-ssa.h (ssa_defined_default_def_p): Declare. Modified: trunk/gcc/ChangeLog trunk/gcc/tree-ssa-loop-unswitch.c trunk/gcc/tree-ssa.c trunk/gcc/tree-ssa.h
