[Bug fortran/99609] Pure Function that has a Variable with Value Attribute that is modified

[Boyce at engineer dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99609

--- Comment #3 from Scott Boyce <Boyce at engineer dot com> ---
Yeah that is the same bug request. Though it is for version 11, any chance of
back-porting to version 9 and 10?