Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/DebugInfo/PDB/PDBSymbolData.h b/linux-x64/clang/include/llvm/DebugInfo/PDB/PDBSymbolData.h
new file mode 100644
index 0000000..76b14bf
--- /dev/null
+++ b/linux-x64/clang/include/llvm/DebugInfo/PDB/PDBSymbolData.h
@@ -0,0 +1,64 @@
+//===- PDBSymbolData.h - PDB data (e.g. variable) accessors -----*- 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_PDBSYMBOLDATA_H
+#define LLVM_DEBUGINFO_PDB_PDBSYMBOLDATA_H
+
+#include "IPDBLineNumber.h"
+#include "PDBSymbol.h"
+#include "PDBTypes.h"
+
+namespace llvm {
+
+class raw_ostream;
+
+namespace pdb {
+
+class PDBSymbolData : public PDBSymbol {
+public:
+  PDBSymbolData(const IPDBSession &PDBSession,
+                std::unique_ptr<IPDBRawSymbol> DataSymbol);
+
+  DECLARE_PDB_SYMBOL_CONCRETE_TYPE(PDB_SymType::Data)
+
+  void dump(PDBSymDumper &Dumper) const override;
+
+  FORWARD_SYMBOL_METHOD(getAccess)
+  FORWARD_SYMBOL_METHOD(getAddressOffset)
+  FORWARD_SYMBOL_METHOD(getAddressSection)
+  FORWARD_SYMBOL_METHOD(getAddressTaken)
+  FORWARD_SYMBOL_METHOD(getBitPosition)
+  FORWARD_SYMBOL_ID_METHOD(getClassParent)
+  FORWARD_SYMBOL_METHOD(isCompilerGenerated)
+  FORWARD_SYMBOL_METHOD(isConstType)
+  FORWARD_SYMBOL_METHOD(getDataKind)
+  FORWARD_SYMBOL_METHOD(isAggregated)
+  FORWARD_SYMBOL_METHOD(isSplitted)
+  FORWARD_SYMBOL_METHOD(getLength)
+  FORWARD_SYMBOL_ID_METHOD(getLexicalParent)
+  FORWARD_SYMBOL_METHOD(getLocationType)
+  FORWARD_SYMBOL_METHOD(getName)
+  FORWARD_SYMBOL_METHOD(getOffset)
+  FORWARD_SYMBOL_METHOD(getRegisterId)
+  FORWARD_SYMBOL_METHOD(getRelativeVirtualAddress)
+  FORWARD_SYMBOL_METHOD(getSlot)
+  FORWARD_SYMBOL_METHOD(getToken)
+  FORWARD_SYMBOL_ID_METHOD(getType)
+  FORWARD_SYMBOL_METHOD(isUnalignedType)
+  FORWARD_SYMBOL_METHOD(getValue)
+  FORWARD_SYMBOL_METHOD(getVirtualAddress)
+  FORWARD_SYMBOL_METHOD(isVolatileType)
+
+  std::unique_ptr<IPDBEnumLineNumbers> getLineNumbers() const;
+  uint32_t getCompilandId() const;
+};
+} // namespace pdb
+} // namespace llvm
+
+#endif // LLVM_DEBUGINFO_PDB_PDBSYMBOLDATA_H