[CUDA] Enable CUDA compilation with CUDA-9.2

Differential Revision: https://reviews.llvm.org/D45827

llvm-svn: 330753
diff --git a/clang/lib/Driver/ToolChains/Cuda.cpp b/clang/lib/Driver/ToolChains/Cuda.cpp
index fdd62fe..3978cb2 100644
--- a/clang/lib/Driver/ToolChains/Cuda.cpp
+++ b/clang/lib/Driver/ToolChains/Cuda.cpp
@@ -57,6 +57,8 @@
     return CudaVersion::CUDA_90;
   if (Major == 9 && Minor == 1)
     return CudaVersion::CUDA_91;
+  if (Major == 9 && Minor == 2)
+    return CudaVersion::CUDA_92;
   return CudaVersion::UNKNOWN;
 }