Index: clang/lib/Driver/ToolChains/Cuda.cpp
===================================================================
--- clang/lib/Driver/ToolChains/Cuda.cpp
+++ clang/lib/Driver/ToolChains/Cuda.cpp
@@ -135,10 +135,7 @@
     Candidates.emplace_back(
         Args.getLastArgValue(clang::driver::options::OPT_cuda_path_EQ).str());
   } else if (HostTriple.isOSWindows()) {
-    for (const char *Ver : Versions)
-      Candidates.emplace_back(
-          D.SysRoot + "/Program Files/NVIDIA GPU Computing Toolkit/CUDA/v" +
-          Ver);
+    Candidates.emplace_back(llvm::sys::Process::GetEnv("CUDA_PATH"));
   } else {
     if (!Args.hasArg(clang::driver::options::OPT_cuda_path_ignore_env)) {
       // Try to find ptxas binary. If the executable is located in a directory