[Bug target/120835] on nvptx target with openmp, gcc 15.1 computes different results with differing -O levels.

[schulz.benjamin at googlemail dot com via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=120835

--- Comment #2 from Benjamin Schulz <schulz.benjamin at googlemail dot com> ---
Created attachment 61723
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=61723&action=edit
cmake lists.txt for easy switch of the compilers