https://gcc.gnu.org/bugzilla/show_bug.cgi?id=117415
--- Comment #2 from Wentao Zhang <wentaoz5 at illinois dot edu> --- (In reply to Andrew Pinski from comment #1) > I think this is the same underlying issue as PR 117412. Hi Andrew, thanks for your reply! In practice we've seen many such cases caused by multi-line expressions. Internally we have been triaging based on the minimal language constructs needed to reproduce the behavior (triggering conditions). That's why I filed two different bug reports. Do you have suggestions for triaging or debugging in general? Thanks!