Yarr::YarrPattern pattern(m_patternString, ignoreCase(), multiline(), &m_constructionError);
if (m_constructionError) {
RELEASE_ASSERT_NOT_REACHED();
Yarr::YarrPattern pattern(m_patternString, ignoreCase(), multiline(), &m_constructionError);
if (m_constructionError) {
RELEASE_ASSERT_NOT_REACHED();