issue a warning if returning the address of a local variable

[cparser] / parsetest / shouldfail / kr1.c

int a(first, second, third)
        float second;
        float first;
        const char *third;
        int first;
{
        printf("Args: %d %f %s\n", first, second, third);
        return 0;
}

int main(void)
{
        a(42, 42.42, "What is 6 times 9?\n");
        return 0;
}