https://gcc.gnu.org/bugzilla/show_bug.cgi?id=119803
David Binderman <dcb314 at hotmail dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |dcb314 at hotmail dot com --- Comment #1 from David Binderman <dcb314 at hotmail dot com> --- I am seeing something similar with runs from csmith. My best information is that the bug appears sometime between g:3b33d792cf1e4d2e and g:ebdf92b6067a357e. This is 82 commits.