https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111274
--- Comment #6 from David Binderman <dcb314 at hotmail dot com> --- $ git bisect good 143151ac2013c22e 53891f18f32588d86ba0ec1c5e6206df63be714b is the first bad commit commit 53891f18f32588d86ba0ec1c5e6206df63be714b Author: Sandra Loosemore <san...@codesourcery.com> Date: Thu Aug 24 17:35:00 2023 +0000 OpenMP: C++ support for imperfectly-nested loops