Driver: Push triple objects around instead of going to std::string all the time.

No functionality change.

llvm-svn: 185261

clang/include/clang/Basic/TargetInfo.h

@@ -86,7 +86,7 @@ protected:
   unsigned ComplexLongDoubleUsesFP2Ret : 1;
 
   // TargetInfo Constructor.  Default initializes all fields.
-  TargetInfo(const std::string &T);
+  TargetInfo(const llvm::Triple &T);
 
 public:
   /// \brief Construct a target for the given options.

clang/lib/Basic/TargetInfo.cpp

@@ -24,8 +24,7 @@ using namespace clang;
 static const LangAS::Map DefaultAddrSpaceMap = { 0 };
 
 // TargetInfo Constructor.
-TargetInfo::TargetInfo(const std::string &T) : TargetOpts(), Triple(T)
-{
+TargetInfo::TargetInfo(const llvm::Triple &T) : TargetOpts(), Triple(T) {
   // Set defaults.  Defaults are set for a 32-bit RISC platform, like PPC or
   // SPARC.  These should be overridden by concrete targets as needed.
   BigEndian = true;