[Bug c++/94003] is_constructible seems to have sideeffects

[julius_huelsmann at freenet dot de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94003

--- Comment #1 from Julius Hülsmann <julius_huelsmann at freenet dot de> ---
Created attachment 47949
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=47949&action=edit
preprocessed file (g++ --save-temps file.cc)

This contains the preprocessed file generated via g++ --save-templs file.cc of
the source code snipplet from my original report.