--- /dev/null
+// REQUIRES: clang-driver
+
+// Check that we raise an error if we're trying to compile CUDA code but can't
+// find a CUDA install, unless -nocudainc was passed.
+
+// RUN: %clang -### --sysroot=%s/no-cuda-there %s 2>&1 | FileCheck %s --check-prefix ERR
+// RUN: %clang -### --cuda-path=%s/no-cuda-there %s 2>&1 | FileCheck %s --check-prefix ERR
+// ERR: cannot find CUDA installation
+
+// RUN: %clang -### -nocudainc --sysroot=%s/no-cuda-there %s 2>&1 | FileCheck %s --check-prefix OK
+// RUN: %clang -### -nocudainc --cuda-path=%s/no-cuda-there %s 2>&1 | FileCheck %s --check-prefix OK
+// OK-NOT: cannot find CUDA installation