https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83051
--- Comment #7 from Zdenek Sojka <zsojka at seznam dot cz> --- Created attachment 43130 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43130&action=edit another degenerate testcase This degenerate testcase triggers the assertion failure even after the fix. I don't know if it's the same underlying issue or if a new PR should be opened for it.