Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/DebugInfo/PDB/IPDBSourceFile.h b/linux-x64/clang/include/llvm/DebugInfo/PDB/IPDBSourceFile.h
new file mode 100644
index 0000000..3676c40
--- /dev/null
+++ b/linux-x64/clang/include/llvm/DebugInfo/PDB/IPDBSourceFile.h
@@ -0,0 +1,40 @@
+//===- IPDBSourceFile.h - base interface for a PDB source file --*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_DEBUGINFO_PDB_IPDBSOURCEFILE_H
+#define LLVM_DEBUGINFO_PDB_IPDBSOURCEFILE_H
+
+#include "PDBTypes.h"
+#include <memory>
+#include <string>
+
+namespace llvm {
+class raw_ostream;
+
+namespace pdb {
+
+/// IPDBSourceFile defines an interface used to represent source files whose
+/// information are stored in the PDB.
+class IPDBSourceFile {
+public:
+ virtual ~IPDBSourceFile();
+
+ void dump(raw_ostream &OS, int Indent) const;
+
+ virtual std::string getFileName() const = 0;
+ virtual uint32_t getUniqueId() const = 0;
+ virtual std::string getChecksum() const = 0;
+ virtual PDB_Checksum getChecksumType() const = 0;
+ virtual std::unique_ptr<IPDBEnumChildren<PDBSymbolCompiland>>
+ getCompilands() const = 0;
+};
+}
+}
+
+#endif