Import prebuilt clang toolchain for linux.
diff --git a/linux-x64/clang/include/llvm/MC/MCParser/AsmCond.h b/linux-x64/clang/include/llvm/MC/MCParser/AsmCond.h
new file mode 100644
index 0000000..8e7bfc5
--- /dev/null
+++ b/linux-x64/clang/include/llvm/MC/MCParser/AsmCond.h
@@ -0,0 +1,40 @@
+//===- AsmCond.h - Assembly file conditional assembly ----------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_MC_MCPARSER_ASMCOND_H
+#define LLVM_MC_MCPARSER_ASMCOND_H
+
+namespace llvm {
+
+/// AsmCond - Class to support conditional assembly
+///
+/// The conditional assembly feature (.if, .else, .elseif and .endif) is
+/// implemented with AsmCond that tells us what we are in the middle of
+/// processing. Ignore can be either true or false. When true we are ignoring
+/// the block of code in the middle of a conditional.
+
+class AsmCond {
+public:
+ enum ConditionalAssemblyType {
+ NoCond, // no conditional is being processed
+ IfCond, // inside if conditional
+ ElseIfCond, // inside elseif conditional
+ ElseCond // inside else conditional
+ };
+
+ ConditionalAssemblyType TheCond = NoCond;
+ bool CondMet = false;
+ bool Ignore = false;
+
+ AsmCond() = default;
+};
+
+} // end namespace llvm
+
+#endif // LLVM_MC_MCPARSER_ASMCOND_H