1--TEST--
2GitHub #12943 IntlDateFormatter::locale accepting "C".
3--EXTENSIONS--
4intl
5--FILE--
6<?php
7
8$fmt = new IntlDateFormatter(
9 'C',
10 IntlDateFormatter::FULL,
11 IntlDateFormatter::FULL,
12 );
13var_dump($fmt->getLocale(ULOC_VALID_LOCALE));
14--EXPECTF--
15string(%d) "%s"
16