[CUDA] Accept -x cu to indicate language is CUDA, transfer CUDA langu…

…age flag to header-file arguments Summary: * accept -x cu to indicate language is CUDA * transfer CUDA language flag to header-file arguments Differential Revision: https://reviews.llvm.org/D77451
llvm · Apr 9, 2020 · 6ed88af · 6ed88af
1 parent eccfa35
commit 6ed88af
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/clang/lib/Driver/Types.cpp b/clang/lib/Driver/Types.cpp
@@ -295,7 +295,10 @@ types::ID types::lookupTypeForTypeSpecifier(const char *Name) {
         strcmp(Name, getInfo(Id).Name) == 0)
       return Id;
   }
-
+  // Accept "cu" as an alias for "cuda" for NVCC compatibility
+  if (strcmp(Name, "cu") == 0) {
+    return types::TY_CUDA;
+  }
   return TY_INVALID;
 }
 

diff --git a/clang/lib/Tooling/InterpolatingCompilationDatabase.cpp b/clang/lib/Tooling/InterpolatingCompilationDatabase.cpp
@@ -114,6 +114,9 @@ static types::ID foldType(types::ID Lang) {
   case types::TY_ObjCXX:
   case types::TY_ObjCXXHeader:
     return types::TY_ObjCXX;
+  case types::TY_CUDA:
+  case types::TY_CUDA_DEVICE:
+    return types::TY_CUDA:
   default:
     return types::TY_INVALID;
   }