Merge branch 'PHP-7.2' into PHP-7.3

* PHP-7.2:
  Fork test with pcre.jit=0

ext/fileinfo/tests/cve-2014-3538-nojit.phpt

@@ -0,0 +1,40 @@
+--TEST--
+Bug #66731: file: extensive backtraking, with pcre.jit=0
+--SKIPIF--
+<?php
+if (defined("PHP_DEBUG") && PHP_DEBUG)
+	die("skip not suitable for debug build");
+if (!class_exists('finfo'))
+	die('skip no fileinfo extension');
+?>
+--INI--
+pcre.jit=0
+--FILE--
+<?php
+$fd = __DIR__.'/cve-2014-3538.data';
+
+file_put_contents($fd,
+  'try:' .
+  str_repeat("\n", 1000000));
+
+$fi = finfo_open(FILEINFO_NONE);
+$t = microtime(true);
+var_dump(finfo_file($fi, $fd));
+$t = microtime(true) - $t;
+finfo_close($fi);
+if ($t < 1) {
+	echo "Ok\n";
+} else {
+	printf("Failed, time=%.2f\n", $t);
+}
+
+?>
+Done
+--CLEAN--
+<?php
+@unlink(__DIR__.'/cve-2014-3538.data');
+?>
+--EXPECTF--
+string(%d) "%s"
+Ok
+Done