[Bug c++/80744] Detect Divide By Zero and give a warning in C/C++

[jg at jguk dot org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80744

--- Comment #5 from Jonny Grant <jg at jguk dot org> ---
Created attachment 44493
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=44493&action=edit
Better test case