[Bug c++/93248] [8/9/10 Regression] ICE in decltype of template constructor with default argument within a class template since r8-2712

[rene.r...@fu-berlin.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=93248

--- Comment #7 from Rene Rahn <rene.r...@fu-berlin.de> ---
Many thanks for your great work!