https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66707
--- Comment #3 from Dominique d'Humieres <dominiq at lps dot ens.fr> --- > > Confirmed with 4.9.3 and 5.2. This seems to have been fixed on trunk between > > revision r226476 (2015-08-02, endless compilation) and r227016 (2015-08-19, > > tests compiled in a fraction of second). > > Can someone confirms that the tests compile on recent trunk (post r227016)? > A finer range would be nice too! Back porting r226732 to the gcc5 branch "fixes" the issue.