https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98249
Andrew Pinski <pinskia at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Target Milestone|--- |9.5 See Also| |https://gcc.gnu.org/bugzill | |a/show_bug.cgi?id=34158 Summary|Improper ADL on the `arg` |[9/10/11/12 Regression] |in `new (arg) T` |Improper ADL on the `arg` | |in `new (arg) T` --- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> --- I suspect the cause was the patch for PR 34158 (but I could be wrong).