https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101546
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Ever confirmed|0 |1 Component|c |driver CC| |aoliva at gcc dot gnu.org, | |rguenth at gcc dot gnu.org Last reconfirmed| |2021-07-21 --- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> --- The whole point is that with -save-temps temporary filenames become deterministic. GCC 11 in addition changed how those auxiliary filenames are chosen. Can you share two different example compiler commands that end up creating conflicting names?