Disabling a spurious deprecation warning about using PathV1 from within the PathV1 implementation file.

llvm-svn: 158274

llvm/lib/Support/Windows/Path.inc

@@ -189,7 +189,17 @@ static Path *TempDirectory;
 Path
 Path::GetTemporaryDirectory(std::string* ErrMsg) {
   if (TempDirectory) {
+#if defined(_MSC_VER)
+    // Visual Studio gets confused and emits a diagnostic about calling exists,
+    // even though this is the implementation for PathV1.  Temporarily 
+    // disable the deprecated warning message
+    #pragma warning(push)
+    #pragma warning(disable:4996)
+#endif
     assert(TempDirectory->exists() && "Who has removed TempDirectory?");
+#if defined(_MSC_VER)
+    #pragma warning(pop)
+#endif
     return *TempDirectory;
   }