[Bug target/63815] g++.dg/other/pr53811.C fails on darwin14

[dominiq at lps dot ens.fr]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63815

--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> ---
> This appeared between revisions r216154 (OK) and r216633 (ICE).

Wrong PR, sorry.