On 4/11/25 2:00 PM, Thomas Weißschuh wrote:
> For tests without fixtures the variant argument is unused.
> This is intentional, prevent to compiler from complaining.
>
> Example warning:
>
> harness-selftest.c: In function 'wrapper_standalone_pass':
> ../kselftest_harness.h:181:52: error: unused parameter 'variant'
> [-Werror=unused-parameter]
> 181 | struct __fixture_variant_metadata *variant) \
> | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~
> ../kselftest_harness.h:156:25: note: in expansion of macro '__TEST_IMPL'
> 156 | #define TEST(test_name) __TEST_IMPL(test_name, -1)
> | ^~~~~~~~~~~
> harness-selftest.c:15:1: note: in expansion of macro 'TEST'
> 15 | TEST(standalone_pass) {
> | ^~~~
>
> Signed-off-by: Thomas Weißschuh <[email protected]>
Reviewed-by: Muhammad Usama Anjum <[email protected]>
> ---
> tools/testing/selftests/kselftest_harness.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/testing/selftests/kselftest_harness.h
> b/tools/testing/selftests/kselftest_harness.h
> index
> bac4327775ea65dbe977e9b22ee548bedcbd33ff..2b350ed60b2bf1cbede8e3a9b4ac5fe716900144
> 100644
> --- a/tools/testing/selftests/kselftest_harness.h
> +++ b/tools/testing/selftests/kselftest_harness.h
> @@ -174,7 +174,7 @@
> static void test_name(struct __test_metadata *_metadata); \
> static inline void wrapper_##test_name( \
> struct __test_metadata *_metadata, \
> - struct __fixture_variant_metadata *variant) \
> + struct __fixture_variant_metadata __attribute__((unused))
> *variant) \
> { \
> _metadata->setup_completed = true; \
> if (setjmp(_metadata->env) == 0) \
>
--
Regards,
Usama
