Driver, Frontend: add CUDA language support

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@120544 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/FrontendActions.cpp b/lib/Frontend/FrontendActions.cpp
index 0ffc06a..eb7152c 100644
--- a/lib/Frontend/FrontendActions.cpp
+++ b/lib/Frontend/FrontendActions.cpp
@@ -204,6 +204,7 @@
   case IK_ObjC:
   case IK_ObjCXX:
   case IK_OpenCL:
+  case IK_CUDA:
     break;
       
   case IK_None: