Use `mrb_assert()` for checking `sym` in `sym_inline_unpack()`
@@ -73,8 +73,8 @@ sym_inline_unpack(mrb_sym sym, char *buf)
{
int i;
- if (sym == 0) return NULL;
- if ((sym&1) == 0) return NULL; /* need to be inline sym */
+ mrb_assert(sym&1);
+
if (sym&2) { /* all lower case (5bits/char) */
for (i=0; i<6; i++) {
uint32_t bits;
