Change bugpoint to use Triple to make runtime decisions.

- This is cleaner, and makes bugpoint match the host instead of the build
   architecture.

 - Patch by Sandeep Patel!


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79309 91177308-0d34-0410-b5e6-96231b3b80d8

tools/bugpoint/ToolRunner.h

@@ -17,6 +17,7 @@
 #ifndef BUGPOINT_TOOLRUNNER_H
 #define BUGPOINT_TOOLRUNNER_H
 
+#include "llvm/ADT/Triple.h"
 #include "llvm/Support/CommandLine.h"
 #include "llvm/Support/SystemUtils.h"
 #include <exception>
@@ -25,6 +26,7 @@
 namespace llvm {
 
 extern cl::opt<bool> SaveTemps;
+extern Triple TargetTriple;
 
 class CBE;
 class LLC;