1--TEST-- 2Bug #61764: 'I' unpacks n as signed if n > 2^31-1 on LP64 3--SKIPIF-- 4<?php 5if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only"); 6--FILE-- 7<?php 8//expected -30000 mod 2^32 = 4294937296, and not -30000 9//because we can represent 4294937296 with our PHP int type 10print_r(unpack('I', pack('L', -30000))); 11--EXPECT-- 12Array 13( 14 [1] => 4294937296 15) 16