1 files changed, 26 insertions, 0 deletions
diff --git a/lib/msan/msan_chained_origin_depot.h b/lib/msan/msan_chained_origin_depot.h
new file mode 100644
index 000000000..db427b00d
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+++ b/lib/msan/msan_chained_origin_depot.h
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+//===-- msan_chained_origin_depot.h --------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// A storage for chained origins.
+//===----------------------------------------------------------------------===//
+#ifndef MSAN_CHAINED_ORIGIN_DEPOT_H
+#define MSAN_CHAINED_ORIGIN_DEPOT_H
+
+#include "sanitizer_common/sanitizer_common.h"
+
+namespace __msan {
+
+StackDepotStats *ChainedOriginDepotGetStats();
+bool ChainedOriginDepotPut(u32 here_id, u32 prev_id, u32 *new_id);
+// Retrieves a stored stack trace by the id.
+u32 ChainedOriginDepotGet(u32 id, u32 *other);
+
+}  // namespace __msan
+
+#endif  // MSAN_CHAINED_ORIGIN_DEPOT_H