static const HTMLElement gHTMLElements[] = { ELEM(unknown, ____, ____) ELEM(a, ____, true)

Otherwise, we have: - ELEM(unknown, ____, ____) - ELEM(a, ____, true) - ELEM(abbr, ____, true) - ELEM(acronym, ____, true) [...] + ELEM(unknown, ____, ____) ELEM(a, ____, true) ELEM(abbr, ____, true) ELEM( + acronym, + ____, + true) ELEM(address, true, true) ELEM(applet, ____, true) + ELEM(area, ____, ____) ELEM(article, true, true) ELEM(aside, true, true) + ELEM(audio, ____, true) ELEM(b, ____, true) ELEM(base, ____, ____) ELEM( + basefont, + ____, Which isn't great :p

Comment on attachment 8912198 [details] Bug 1403150 - Ignore the formatting on gHTMLElements https://reviewboard.mozilla.org/r/183574/#review188750

Pushed by sledru@mozilla.com: https://hg.mozilla.org/integration/autoland/rev/b2f1c78e6971 Ignore the formatting on gHTMLElements r=smaug

another solution could be to add ";" as the end of the line. It will tell clang-format that it is an expression by itself.