https://issues.dlang.org/show_bug.cgi?id=14431
--- Comment #9 from Martin Nowak <c...@dawg.eu> --- (In reply to Iain Buclaw from comment #8) > Maybe the speculative devirtualization in gcc-4.9 is in some part > responsible for that. Just thinking out loud... We should probably update the compilers across the bank to build releases. Especially replacing DMC with VS would result in a huge speedup. --