xref: /PHP-8.1/ext/gd/tests/bug79615.phpt (revision a375d547)
1--TEST--
2Bug #79615 (Wrong GIF header written in GD GIFEncode)
3--EXTENSIONS--
4gd
5--FILE--
6<?php
7$im = imagecreate(3, 3); // 3x3, 9 colors, 4 bits per pixel
8for ($x = 0; $x < 3; $x++) {
9    for ($y = 0; $y < 3; $y++) {
10        imagesetpixel($im, $x, $y, imagecolorallocate($im, $x, $y, 0));
11    }
12}
13ob_start();
14imagegif($im);
15echo decbin(ord(ob_get_clean()[0xA]));
16?>
17--EXPECT--
1810110011
19