https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61805
Mark Wielaard <mark at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |mark at gcc dot gnu.org --- Comment #2 from Mark Wielaard <mark at gcc dot gnu.org> --- GNU c++filt (GNU Binutils) 2.27.51.20161118 doesn't crash and demangles it to: std::enable_if<std::is_arithmetic<float>::value, niven::Color<decltype (((float)())*((float)())), 4> const>::type niven::Color<float, 4>::operator/<float>(float) const