cur_func_return_type
cur_return_type = cur_func_return_type();
struct symbol *cur_func_return_type(void);
sval = sval_cast(cur_func_return_type(), sval);
rl = cast_rl(cur_func_return_type(), rl);
rl = cast_rl(cur_func_return_type(), rl);
rl = cast_rl(cur_func_return_type(), rl);
rl = cast_rl(cur_func_return_type(), estate_rl(tmp->state));
nonzero_rl = cast_rl(cur_func_return_type(), nonzero_rl);