Clean up

lib/sv.h

@@ -27,6 +27,7 @@ typedef struct SV
 #define SV(DATA, SIZE) ((const sv_t){.size = (SIZE), .data = (DATA)})
 #define SV_FMT(SV)     (int)(SV).size, (SV).data
 #define PR_SV          "%.*s"
+#define PR_DEBUG_SV    "%d@%p"
 
 sv_t sv_make(arena_t *allocator, const char *data, u64 size);
 sv_t sv_copy(arena_t *allocator, sv_t sv);