https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103672
Patrick Palka <ppalka at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Summary|[10/11/12 Regression] using |[10/11 Regression] using |with |with |template<template<class...> |template<template<class...> |class> causes internal |class> causes internal |compiler error |compiler error --- Comment #4 from Patrick Palka <ppalka at gcc dot gnu.org> --- Fixed for GCC 12 so far.