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-rw-r--r--contrib/compiler-rt/lib/asan/asan_preinit.cc25
1 files changed, 25 insertions, 0 deletions
diff --git a/contrib/compiler-rt/lib/asan/asan_preinit.cc b/contrib/compiler-rt/lib/asan/asan_preinit.cc
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+++ b/contrib/compiler-rt/lib/asan/asan_preinit.cc
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+//===-- asan_preinit.cc ---------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file is a part of AddressSanitizer, an address sanity checker.
+//
+// Call __asan_init at the very early stage of process startup.
+//===----------------------------------------------------------------------===//
+#include "asan_internal.h"
+
+using namespace __asan;
+
+#if SANITIZER_CAN_USE_PREINIT_ARRAY
+ // The symbol is called __local_asan_preinit, because it's not intended to be
+ // exported.
+ // This code linked into the main executable when -fsanitize=address is in
+ // the link flags. It can only use exported interface functions.
+ __attribute__((section(".preinit_array"), used))
+ void (*__local_asan_preinit)(void) = __asan_init;
+#endif
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