https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101770
--- Comment #5 from Paul Eggert <eggert at cs dot ucla.edu> --- I can no longer reproduce the bug in bleeding-edge GNU diffutils, so this bug is not so important in its own right - that is, it's merely that GCC 13.1.1 still mishandles w.i.
