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-rw-r--r--contrib/llvm-project/compiler-rt/lib/rtsan/rtsan_preinit.cpp21
1 files changed, 21 insertions, 0 deletions
diff --git a/contrib/llvm-project/compiler-rt/lib/rtsan/rtsan_preinit.cpp b/contrib/llvm-project/compiler-rt/lib/rtsan/rtsan_preinit.cpp
new file mode 100644
index 000000000000..1307268951fb
--- /dev/null
+++ b/contrib/llvm-project/compiler-rt/lib/rtsan/rtsan_preinit.cpp
@@ -0,0 +1,21 @@
+//===--- rtsan_preinit.cpp - Realtime Sanitizer -----------------*- 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
+//
+//===----------------------------------------------------------------------===//
+//
+//===----------------------------------------------------------------------===//
+
+#include "sanitizer_common/sanitizer_internal_defs.h"
+#include <rtsan/rtsan.h>
+
+#if SANITIZER_CAN_USE_PREINIT_ARRAY
+
+// This section is linked into the main executable when -fsanitize=realtime is
+// specified to perform initialization at a very early stage.
+__attribute__((section(".preinit_array"), used)) static auto preinit =
+ __rtsan_init;
+
+#endif