1 // Tests that we trigger unused-arg warnings on CUDA flags appropriately. 2 3 // REQUIRES: clang-driver 4 // REQUIRES: x86-registered-target 5 // REQUIRES: nvptx-registered-target 6 7 // --cuda-host-only and --cuda-compile-host-device should never trigger an 8 // unused arg warning. 9 // RUN: %clang -### -target x86_64-linux-gnu --cuda-host-only -c %s 2>&1 | \ 10 // RUN: FileCheck %s 11 // RUN: %clang -### -target x86_64-linux-gnu --cuda-host-only -x c -c %s 2>&1 | \ 12 // RUN: FileCheck %s 13 // RUN: %clang -### -target x86_64-linux-gnu --cuda-compile-host-device -c %s 2>&1 | \ 14 // RUN: FileCheck %s 15 // RUN: %clang -### -target x86_64-linux-gnu --cuda-compile-host-device -x c -c %s 2>&1 | \ 16 // RUN: FileCheck %s 17 18 // --cuda-device-only should warn during non-CUDA compilation. 19 // RUN: %clang -### -target x86_64-linux-gnu --cuda-device-only -x c -c %s 2>&1 | \ 20 // RUN: FileCheck -check-prefix UNUSED-WARNING %s 21 22 // --cuda-device-only should not produce warning compiling CUDA files 23 // RUN: %clang -### -target x86_64-linux-gnu --cuda-device-only -c %s 2>&1 | \ 24 // RUN: FileCheck -check-prefix NO-UNUSED-WARNING %s 25 26 // CHECK-NOT: warning: argument unused during compilation: '--cuda-host-only' 27 // CHECK-NOT: warning: argument unused during compilation: '--cuda-compile-host-device' 28 // UNUSED-WARNING: warning: argument unused during compilation: '--cuda-device-only' 29 // NO-UNUSED-WARNING-NOT: warning: argument unused during compilation: '--cuda-device-only' 30
