[Bug sanitizer/77966] Corrupt function with -fsanitize-coverage=trace-pc

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77966

--- Comment #9 from Martin Liška <marxin at gcc dot gnu.org> ---
Author: marxin
Date: Mon Oct 24 07:00:53 2016
New Revision: 241463

URL: https://gcc.gnu.org/viewcvs?rev=241463&root=gcc&view=rev
Log:
Do not disable aggressive loop opts for

        PR sanitizer/77966
        * opts.c (finish_options): Skip conditionally.
        PR sanitizer/77966
        * c-c++-common/ubsan/unreachable-3.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/ubsan/unreachable-3.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/opts.c
    trunk/gcc/testsuite/ChangeLog