[Bug c++/78060] -O3 causes "error: type mismatch in binary expression"

[dcb314 at hotmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78060

--- Comment #1 from David Binderman <dcb314 at hotmail dot com> ---
Created attachment 39860
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39860&action=edit
C++ source code

Source code after creduce.