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|
--TEST--
gmp_setbit() with large index
--EXTENSIONS--
gmp
--SKIPIF--
<?php if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only"); ?>
<?php if (getenv("SKIP_SLOW_TESTS")) die("skip slow test"); ?>
<?php
/* This test requires about 8G RAM which likely not to be present on an arbitrary CI. */
if (!file_exists("/proc/meminfo")) {
die("skip cannot determine free memory amount.");
}
$s = file_get_contents("/proc/meminfo");
$free = 0;
if (preg_match(",MemFree:\s+(\d+)\s+kB,", $s, $m)) {
/* Got amount in kb. */
$free = $m[1]/1024/1024;
}
if ($free < 8) {
die("skip not enough free RAM.");
}
?>
--FILE--
<?php
$n = gmp_init("227200");
for($a = 1<<30; $a > 0 && $a < 0x8000000000; $a <<= 2) {
$i = $a - 1;
printf("%X\n", $i);
try {
gmp_setbit($n, $i, 1);
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
}
echo "Done\n";
?>
--EXPECTF--
3FFFFFFF
FFFFFFFF
3FFFFFFFF
FFFFFFFFF
3FFFFFFFFF
gmp_setbit(): Argument #2 ($index) must be less than %d * %d
Done
|
