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--TEST--
Bug #77484 Zend engine crashes when calling realpath in invalid working dir
--SKIPIF--
<?php
if (substr(PHP_OS, 0, 3) == 'WIN') {
die("skip can't remove CWD on Windows");
}
if (PHP_ZTS) {
/* TODO eliminate difference in TS build. */
die("skip Not for ZTS");
}
if (getenv('SKIP_REPEAT')) {
/* The cwd is persistent across repeats */
die("skip Not repeatable");
}
?>
--FILE--
<?php
$old_cwd = getcwd();
mkdir(__DIR__ . "/foo");
chdir(__DIR__ . "/foo");
rmdir(__DIR__ . "/foo");
// Outputs: / (incorrect)
$new_cwd = getcwd();
// Outputs: false (correct)
$rp0 = realpath('');
// Crash
$rp1 = realpath('.');
$rp2 = realpath('./');
var_dump($old_cwd, $new_cwd, $rp0, $rp1, $rp2);
?>
--EXPECTF--
string(%d) "%s"
bool(false)
bool(false)
string(1) "."
string(1) "."
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