1 files changed, 29 insertions, 0 deletions
diff --git a/lib/gwp_asan/definitions.h b/lib/gwp_asan/definitions.h
new file mode 100644
index 0000000000000..1190adbd4f4fc
--- /dev/null
+++ b/lib/gwp_asan/definitions.h
@@ -0,0 +1,29 @@
+//===-- gwp_asan_definitions.h ----------------------------------*- C++ -*-===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef GWP_ASAN_DEFINITIONS_H_
+#define GWP_ASAN_DEFINITIONS_H_
+
+#define TLS_INITIAL_EXEC __thread __attribute__((tls_model("initial-exec")))
+
+#ifdef LIKELY
+# undef LIKELY
+#endif // defined(LIKELY)
+#define LIKELY(X) __builtin_expect(!!(X), 1)
+
+#ifdef UNLIKELY
+# undef UNLIKELY
+#endif // defined(UNLIKELY)
+#define UNLIKELY(X) __builtin_expect(!!(X), 0)
+
+#ifdef ALWAYS_INLINE
+# undef ALWAYS_INLINE
+#endif // defined(ALWAYS_INLINE)
+#define ALWAYS_INLINE inline __attribute__((always_inline))
+
+#endif // GWP_ASAN_DEFINITIONS_H_