publishFullContrib: true for ydb

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commit_hash:c82a80ac4594723cebf2c7387dec9c60217f603e

1 files changed, 27 insertions, 0 deletions

diff --git a/contrib/libs/cxxsupp/builtins/atomic_flag_test_and_set.c b/contrib/libs/cxxsupp/builtins/atomic_flag_test_and_set.c
new file mode 100644
index 00000000000..e8811d39ef2
--- /dev/null
+++ b/contrib/libs/cxxsupp/builtins/atomic_flag_test_and_set.c
@@ -0,0 +1,27 @@
+/*===-- atomic_flag_test_and_set.c ------------------------------------------===
+ *
+ *                     The LLVM Compiler Infrastructure
+ *
+ * This file is dual licensed under the MIT and the University of Illinois Open
+ * Source Licenses. See LICENSE.TXT for details.
+ *
+ *===------------------------------------------------------------------------===
+ *
+ * This file implements atomic_flag_test_and_set from C11's stdatomic.h.
+ *
+ *===------------------------------------------------------------------------===
+ */
+
+#ifndef __has_include
+#define __has_include(inc) 0
+#endif
+
+#if __has_include(<stdatomic.h>)
+
+#include <stdatomic.h>
+#undef atomic_flag_test_and_set
+_Bool atomic_flag_test_and_set(volatile atomic_flag *object) {
+  return __c11_atomic_exchange(&(object)->_Value, 1, __ATOMIC_SEQ_CST);
+}
+
+#endif