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-rw-r--r--zix/common.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/zix/common.h b/zix/common.h
index a59c033..f0737eb 100644
--- a/zix/common.h
+++ b/zix/common.h
@@ -52,10 +52,13 @@ extern "C" {
# include <stdbool.h>
#endif
-#ifdef __GNUC__
-#define ZIX_UNUSED __attribute__((__unused__))
+// Unused parameter macro to suppresses warnings and make it impossible to use
+#if defined(__cplusplus)
+# define ZIX_UNUSED(name)
+#elif defined(__GNUC__)
+# define ZIX_UNUSED(name) name##_unused __attribute__((__unused__))
#else
-#define ZIX_UNUSED
+# define ZIX_UNUSED(name) name
#endif
typedef enum {