https://gcc.gnu.org/bugzilla/show_bug.cgi?id=100797
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|P1 |P2 Summary|[9/10/11/12 Regression] |[10/11/12 Regression] using |using declaration causing |declaration causing virtual |virtual call with wrongly |call with wrongly adjusted |adjusted this pointer |this pointer --- Comment #3 from Richard Biener <rguenth at gcc dot gnu.org> --- I've pushed a fix to the GCC 9 branch.