C Weirdness

/* C code, which should return 250000 but returns 16 */
void test()
{
    int ret = pow(500,2);
    printf("500^2 is %d\n", ret);
    return ret;
}

/* ASM code, which returns printf()'s return value */
800026e4 <test>:
800026e4:   83 ec 1c                sub    $0x1c,%esp
800026e7:   c7 44 24 04 02 00 00    movl   $0x2,0x4(%esp)
800026ee:   00
800026ef:   c7 04 24 f4 01 00 00    movl   $0x1f4,(%esp)
800026f6:   e8 1f 29 00 00          call   8000501a <pow>
800026fb:   89 44 24 04             mov    %eax,0x4(%esp)
800026ff:   c7 04 24 80 75 00 80    movl   $0x80007580,(%esp)
80002706:   e8 c8 2f 00 00          call   800056d3 <printf>
8000270b:   83 c4 1c                add    $0x1c,%esp
8000270e:   c3                      ret