Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/DebugInfo/DWARF/DWARFDebugArangeSet.h b/linux-x64/clang/include/llvm/DebugInfo/DWARF/DWARFDebugArangeSet.h
new file mode 100644
index 0000000..ab46fac
--- /dev/null
+++ b/linux-x64/clang/include/llvm/DebugInfo/DWARF/DWARFDebugArangeSet.h
@@ -0,0 +1,76 @@
+//===- DWARFDebugArangeSet.h ------------------------------------*- 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_DWARFDEBUGARANGESET_H
+#define LLVM_DEBUGINFO_DWARFDEBUGARANGESET_H
+
+#include "llvm/ADT/iterator_range.h"
+#include "llvm/Support/DataExtractor.h"
+#include <cstdint>
+#include <vector>
+
+namespace llvm {
+
+class raw_ostream;
+
+class DWARFDebugArangeSet {
+public:
+ struct Header {
+ /// The total length of the entries for that set, not including the length
+ /// field itself.
+ uint32_t Length;
+ /// The offset from the beginning of the .debug_info section of the
+ /// compilation unit entry referenced by the table.
+ uint32_t CuOffset;
+ /// The DWARF version number.
+ uint16_t Version;
+ /// The size in bytes of an address on the target architecture. For segmented
+ /// addressing, this is the size of the offset portion of the address.
+ uint8_t AddrSize;
+ /// The size in bytes of a segment descriptor on the target architecture.
+ /// If the target system uses a flat address space, this value is 0.
+ uint8_t SegSize;
+ };
+
+ struct Descriptor {
+ uint64_t Address;
+ uint64_t Length;
+
+ uint64_t getEndAddress() const { return Address + Length; }
+ void dump(raw_ostream &OS, uint32_t AddressSize) const;
+ };
+
+private:
+ using DescriptorColl = std::vector<Descriptor>;
+ using desc_iterator_range = iterator_range<DescriptorColl::const_iterator>;
+
+ uint32_t Offset;
+ Header HeaderData;
+ DescriptorColl ArangeDescriptors;
+
+public:
+ DWARFDebugArangeSet() { clear(); }
+
+ void clear();
+ bool extract(DataExtractor data, uint32_t *offset_ptr);
+ void dump(raw_ostream &OS) const;
+
+ uint32_t getCompileUnitDIEOffset() const { return HeaderData.CuOffset; }
+
+ const Header &getHeader() const { return HeaderData; }
+
+ desc_iterator_range descriptors() const {
+ return desc_iterator_range(ArangeDescriptors.begin(),
+ ArangeDescriptors.end());
+ }
+};
+
+} // end namespace llvm
+
+#endif // LLVM_DEBUGINFO_DWARFDEBUGARANGESET_H