diff options
Diffstat (limited to 'lib/builtins/atomic_flag_test_and_set_explicit.c')
-rw-r--r-- | lib/builtins/atomic_flag_test_and_set_explicit.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/builtins/atomic_flag_test_and_set_explicit.c b/lib/builtins/atomic_flag_test_and_set_explicit.c index eaa5be08d..cfc28cbde 100644 --- a/lib/builtins/atomic_flag_test_and_set_explicit.c +++ b/lib/builtins/atomic_flag_test_and_set_explicit.c @@ -12,9 +12,13 @@ *===------------------------------------------------------------------------=== */ +#if __has_include(<stdatomic.h>) + #include <stdatomic.h> #undef atomic_flag_test_and_set_explicit _Bool atomic_flag_test_and_set_explicit(volatile atomic_flag *object, memory_order order) { return __c11_atomic_exchange(&(object)->_Value, 1, order); } + +#endif |