symbolrename
$$ = add_function(symbolrename($1, $3), $2);
$$ = add_function(symbolrename($1, $3), $2);
$$ = add_function(symbolrename($1, $3), $2);
$$ = add_function(symbolrename($1, $3), $2);
$$ = add_function(symbolrename(name, $2), $1);
$$ = add_function(symbolrename($1, $3), $2);
static sym_t *symbolrename(sym_t *, sbuf_t *);