https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113727
--- Comment #6 from David Binderman <dcb314 at hotmail dot com> --- As expected: trunk.20210101 $ git bisect good 35b5bb475375dba4 6decda1a35be5764101987c210b5693a0d914e58 is the first bad commit commit 6decda1a35be5764101987c210b5693a0d914e58 Author: Richard Biener <rguent...@suse.de> Date: Thu Oct 12 11:34:57 2023 +0200 tree-optimization/111779 - Handle some BIT_FIELD_REFs in SRA