https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86747
Alexandre Oliva <aoliva at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |ASSIGNED CC| |aoliva at gcc dot gnu.org Assignee|unassigned at gcc dot gnu.org |aoliva at gcc dot gnu.org --- Comment #4 from Alexandre Oliva <aoliva at gcc dot gnu.org> --- Created attachment 45022 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=45022&action=edit candidate patch When entering the context of the declaration to look up a similar member, we're entering the context of the A<T> template rather than of the A<double> instantiation, because context hasn't been tsubsted yet. The declaration within the A<T> template obviously won't match the substituted A<double> scope in the nested template parm declaration.