// Claim ignored clang-cl options.
Args.ClaimAllArgs(options::OPT_cl_ignored_Group);
+
+ // Claim --cuda-host-only arg which may be passed to non-CUDA
+ // compilations and should not trigger warnings there.
+ Args.ClaimAllArgs(options::OPT_cuda_host_only);
}
std::unique_ptr<Action>
// Make sure we don't link anything.
// RUN: -check-prefix CUDA-NL %s
+// --cuda-host-only should never trigger unused arg warning.
+// RUN: %clang -### -target x86_64-linux-gnu --cuda-host-only -c %s 2>&1 | \
+// RUN: FileCheck -check-prefix CUDA-NO-UNUSED-CHO %s
+// RUN: %clang -### -target x86_64-linux-gnu --cuda-host-only -x c -c %s 2>&1 | \
+// RUN: FileCheck -check-prefix CUDA-NO-UNUSED-CHO %s
+
+// --cuda-device-only should not produce warning compiling CUDA files
+// RUN: %clang -### -target x86_64-linux-gnu --cuda-device-only -c %s 2>&1 | \
+// RUN: FileCheck -check-prefix CUDA-NO-UNUSED-CDO %s
+
+// --cuda-device-only should warn during non-CUDA compilation.
+// RUN: %clang -### -target x86_64-linux-gnu --cuda-device-only -x c -c %s 2>&1 | \
+// RUN: FileCheck -check-prefix CUDA-UNUSED-CDO %s
+
// Match device-side compilation
// CUDA-D1: "-cc1" "-triple" "nvptx{{(64)?}}-nvidia-cuda"
// CUDA-D1-SAME: "-fcuda-is-device"
// Match no linker
// CUDA-NL-NOT: "{{.*}}{{ld|link}}{{(.exe)?}}"
+
+// CUDA-NO-UNUSED-CHO-NOT: warning: argument unused during compilation: '--cuda-host-only'
+// CUDA-UNUSED-CDO: warning: argument unused during compilation: '--cuda-device-only'
+// CUDA-NO-UNUSED-CDO-NOT: warning: argument unused during compilation: '--cuda-device-only'