[clang] [llvm] [PowerPC] frontend get target feature from backend with cpu name (PR #137670)

[zhijian lin via llvm-commits]

================
@@ -16,6 +16,7 @@
 
 #include "llvm/ADT/StringMap.h"
 #include "llvm/ADT/StringRef.h"
+#include "llvm/MC/MCSubtargetInfo.h"
----------------
diggerlin wrote:

I addressed your comment , would you help to take a look again? @MaskRay 

https://github.com/llvm/llvm-project/pull/137670