1--TEST--
2Test log function : 64bit long tests
3--SKIPIF--
4<?php
5if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only");
6?>
7--FILE--
8<?php
9
10define("MAX_64Bit", 9223372036854775807);
11define("MAX_32Bit", 2147483647);
12define("MIN_64Bit", -9223372036854775807 - 1);
13define("MIN_32Bit", -2147483647 - 1);
14
15$longVals = array(
16    MAX_64Bit, MIN_64Bit, MAX_32Bit, MIN_32Bit, MAX_64Bit - MAX_32Bit, MIN_64Bit - MIN_32Bit,
17    MAX_32Bit + 1, MIN_32Bit - 1, MAX_32Bit * 2, (MAX_32Bit * 2) + 1, (MAX_32Bit * 2) - 1,
18    MAX_64Bit -1, MAX_64Bit + 1, MIN_64Bit + 1, MIN_64Bit - 1
19);
20
21
22foreach ($longVals as $longVal) {
23   echo "--- testing: $longVal ---\n";
24   var_dump(log($longVal));
25}
26
27?>
28--EXPECT--
29--- testing: 9223372036854775807 ---
30float(43.66827237527655)
31--- testing: -9223372036854775808 ---
32float(NAN)
33--- testing: 2147483647 ---
34float(21.487562596892644)
35--- testing: -2147483648 ---
36float(NAN)
37--- testing: 9223372034707292160 ---
38float(43.66827237504372)
39--- testing: -9223372034707292160 ---
40float(NAN)
41--- testing: 2147483648 ---
42float(21.487562597358306)
43--- testing: -2147483649 ---
44float(NAN)
45--- testing: 4294967294 ---
46float(22.180709777452588)
47--- testing: 4294967295 ---
48float(22.18070977768542)
49--- testing: 4294967293 ---
50float(22.180709777219757)
51--- testing: 9223372036854775806 ---
52float(43.66827237527655)
53--- testing: 9.2233720368548E+18 ---
54float(43.66827237527655)
55--- testing: -9223372036854775807 ---
56float(NAN)
57--- testing: -9.2233720368548E+18 ---
58float(NAN)
59