[Bug sanitizer/68260] false positive with tsan

[jakub at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68260

--- Comment #9 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Sep 14 09:01:49 2016
New Revision: 240129

URL: https://gcc.gnu.org/viewcvs?rev=240129&root=gcc&view=rev
Log:
        PR sanitizer/68260
        * tsan.c: Include target.h.
        (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
        (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
        (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
        BUILT_IN_ATOMIC_TEST_AND_SET entries.
        (instrument_builtin_call): Handle bool_clear and bool_test_and_set.

        * c-c++-common/tsan/pr68260.c: New test.

Added:
    trunk/gcc/testsuite/c-c++-common/tsan/pr68260.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/tsan.c