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re PR sanitizer/63520 (ICE: in get_biv_step, at loop-iv.c:824 with -fsanitize=undefin...
authorJakub Jelinek <jakub@redhat.com>
Wed, 19 Nov 2014 09:49:18 +0000 (10:49 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Wed, 19 Nov 2014 09:49:18 +0000 (10:49 +0100)
commit5620052d3d8c020cd10d88d79eb8208433536d56
tree979c09b8ed38c5c7392a99152555b651831af48atree
parenta2a2fe4bfaff0a8e97698b92296ca760222d2605commit | diff
re PR sanitizer/63520 (ICE: in get_biv_step, at loop-iv.c:824 with -fsanitize=undefined on ppc64)

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.

From-SVN: r217758
gcc/ChangeLog diff | blob | history
gcc/internal-fn.c diff | blob | history
gcc/testsuite/ChangeLog diff | blob | history
gcc/testsuite/c-c++-common/ubsan/pr63520.c [new file with mode: 0644] blob