diff options
Diffstat (limited to 'src/zenbase/include')
| -rw-r--r-- | src/zenbase/include/zenbase/zenbase.h | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/src/zenbase/include/zenbase/zenbase.h b/src/zenbase/include/zenbase/zenbase.h index 2aec1f314..1d5051c5b 100644 --- a/src/zenbase/include/zenbase/zenbase.h +++ b/src/zenbase/include/zenbase/zenbase.h @@ -211,7 +211,24 @@ char (&ZenArrayCountHelper(const T (&)[N]))[N + 1]; # define ZEN_EXE_SUFFIX_LITERAL "" #endif -#define ZEN_UNUSED(...) ((void)__VA_ARGS__) +#if ZEN_COMPILER_CLANG +// Clang warns about the comma operator in ((void)a, b) with -Wunused-value. +// Use a fold expression via a helper to suppress each argument individually. +namespace zen::detail { +inline void +unused_impl() +{ +} +template<typename... T> +inline void +unused_impl(T&&...) +{ +} +} // namespace zen::detail +# define ZEN_UNUSED(...) ::zen::detail::unused_impl(__VA_ARGS__) +#else +# define ZEN_UNUSED(...) ((void)__VA_ARGS__) +#endif ////////////////////////////////////////////////////////////////////////// |