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diff --git a/clang-r353983/include/llvm/Transforms/Instrumentation/MemorySanitizer.h b/clang-r353983/include/llvm/Transforms/Instrumentation/MemorySanitizer.h
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+//===- Transforms/Instrumentation/MemorySanitizer.h - MSan Pass -----------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+//
+// This file defines the memoy sanitizer pass.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_TRANSFORMS_INSTRUMENTATION_MEMORYSANITIZER_H
+#define LLVM_TRANSFORMS_INSTRUMENTATION_MEMORYSANITIZER_H
+
+#include "llvm/IR/PassManager.h"
+#include "llvm/Pass.h"
+
+namespace llvm {
+
+struct MemorySanitizerOptions {
+  MemorySanitizerOptions() = default;
+  MemorySanitizerOptions(int TrackOrigins, bool Recover, bool Kernel)
+      : TrackOrigins(TrackOrigins), Recover(Recover), Kernel(Kernel) {}
+  int TrackOrigins = 0;
+  bool Recover = false;
+  bool Kernel = false;
+};
+
+// Insert MemorySanitizer instrumentation (detection of uninitialized reads)
+FunctionPass *
+createMemorySanitizerLegacyPassPass(MemorySanitizerOptions Options = {});
+
+/// A function pass for msan instrumentation.
+///
+/// Instruments functions to detect unitialized reads. This function pass
+/// inserts calls to runtime library functions. If the functions aren't declared
+/// yet, the pass inserts the declarations. Otherwise the existing globals are
+/// used.
+struct MemorySanitizerPass : public PassInfoMixin<MemorySanitizerPass> {
+  MemorySanitizerPass(MemorySanitizerOptions Options) : Options(Options) {}
+
+  PreservedAnalyses run(Function &F, FunctionAnalysisManager &FAM);
+
+private:
+  MemorySanitizerOptions Options;
+};
+}
+
+#endif /* LLVM_TRANSFORMS_INSTRUMENTATION_MEMORYSANITIZER_H */