On 2012-08-14 08:40, Marc Glisse wrote: > It compiles fine with 4.6 and 4.8, only 4.7 complains, so my guess > would be that it is a bug in 4.7, due to library changes appearing > before the sfinae-private front-end changes. Cool, thanks. So, shall I open a bug? Is there a chance that it gets fixed in 4.7.2?