[Bug sanitizer/63520] ICE: in get_biv_step, at loop-iv.c:824 with -fsanitize=undefined on ppc64

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63520

--- Comment #12 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Nov 19 09:49:18 2014
New Revision: 217758

URL: https://gcc.gnu.org/viewcvs?rev=217758&root=gcc&view=rev
Log:
    PR sanitizer/63520
    * internal-fn.c (expand_ubsan_result_store): New function.
    (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
    Use it instead of just emit_move_insn.

    * c-c++-common/ubsan/pr63520.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/ubsan/pr63520.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/internal-fn.c
    trunk/gcc/testsuite/ChangeLog