[CUDA] Add missing #undef __DEVICE__ to CUDA shim header.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@264742 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Headers/__clang_cuda_cmath.h b/lib/Headers/__clang_cuda_cmath.h
index 0d865d2074952ab04ebc31868cf5e83e1c3ef58d..9fe3f712c7e17826b3d46c2daad7201440b81c50 100644 (file)
--- a/lib/Headers/__clang_cuda_cmath.h
+++ b/lib/Headers/__clang_cuda_cmath.h
@@ -194,4 +194,6 @@ using ::trunc;
 
 } // namespace std
 
+#undef __DEVICE__
+
 #endif