Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/DebugInfo/PDB/Native/InfoStreamBuilder.h b/linux-x64/clang/include/llvm/DebugInfo/PDB/Native/InfoStreamBuilder.h
new file mode 100644
index 0000000..419e8ad
--- /dev/null
+++ b/linux-x64/clang/include/llvm/DebugInfo/PDB/Native/InfoStreamBuilder.h
@@ -0,0 +1,68 @@
+//===- InfoStreamBuilder.h - PDB Info Stream Creation -----------*- 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_RAW_PDBINFOSTREAMBUILDER_H
+#define LLVM_DEBUGINFO_PDB_RAW_PDBINFOSTREAMBUILDER_H
+
+#include "llvm/ADT/Optional.h"
+#include "llvm/Support/Error.h"
+
+#include "llvm/DebugInfo/PDB/Native/NamedStreamMap.h"
+#include "llvm/DebugInfo/PDB/Native/PDBFile.h"
+#include "llvm/DebugInfo/PDB/Native/RawConstants.h"
+#include "llvm/DebugInfo/PDB/PDBTypes.h"
+
+namespace llvm {
+class WritableBinaryStreamRef;
+
+namespace msf {
+class MSFBuilder;
+}
+namespace pdb {
+class PDBFile;
+class NamedStreamMap;
+
+class InfoStreamBuilder {
+public:
+ InfoStreamBuilder(msf::MSFBuilder &Msf, NamedStreamMap &NamedStreams);
+ InfoStreamBuilder(const InfoStreamBuilder &) = delete;
+ InfoStreamBuilder &operator=(const InfoStreamBuilder &) = delete;
+
+ void setVersion(PdbRaw_ImplVer V);
+ void setSignature(uint32_t S);
+ void setAge(uint32_t A);
+ void setGuid(codeview::GUID G);
+ void addFeature(PdbRaw_FeatureSig Sig);
+
+ uint32_t getAge() const { return Age; }
+ codeview::GUID getGuid() const { return Guid; }
+ Optional<uint32_t> getSignature() const { return Signature; }
+
+ uint32_t finalize();
+
+ Error finalizeMsfLayout();
+
+ Error commit(const msf::MSFLayout &Layout,
+ WritableBinaryStreamRef Buffer) const;
+
+private:
+ msf::MSFBuilder &Msf;
+
+ std::vector<PdbRaw_FeatureSig> Features;
+ PdbRaw_ImplVer Ver;
+ uint32_t Age;
+ Optional<uint32_t> Signature;
+ codeview::GUID Guid;
+
+ NamedStreamMap &NamedStreams;
+};
+}
+}
+
+#endif
