[Bug sanitizer/69278] Confusion option handling for -sanitize-recovery=alll

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69278

--- Comment #11 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Nov 23 19:51:27 2016
New Revision: 242795

URL: https://gcc.gnu.org/viewcvs?rev=242795&root=gcc&view=rev
Log:
        PR sanitizer/69278
        * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
        restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.

        * g++.dg/ubsan/return-7.C: New test.
        * c-c++-common/ubsan/unreachable-4.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/ubsan/unreachable-4.c
    trunk/gcc/testsuite/g++.dg/ubsan/return-7.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/opts.c
    trunk/gcc/testsuite/ChangeLog