[Bug c++/60223] [c++11] ICE with C++11-style default template parameter

[mpolacek at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60223

--- Comment #8 from Marek Polacek <mpolacek at gcc dot gnu.org> ---
Fixed on trunk but I'll leave it open because I want to fix it for 9.2 also.