On Wed, Apr 4, 2018 at 3:52 PM, Martin Sebor <mse...@gmail.com> wrote: > On 04/04/2018 01:04 PM, Jason Merrill wrote: >> >> For bugs 54372 and 60063, we changed attributes used and unused to be >> applied immediately in a template even if what they apply to is >> dependent, to avoid bogus warnings from >> maybe_warn_unused_local_typedefs. But that's only an issue for >> TYPE_DECL, so we can use the normal logic for other things. > > In our discussion of attributes I thought we decided that explicit > specializations would not inherit attributes from the primary. > IIUC, this change does the opposite for class templates declared > unused so we end up with an inconsistency with function templates:
I thought about that as well, tested with the explicit specialization removed, and found that still failed. So that's the bug I fixed. We do still warn on the testcase from the PR; I should add that to the testcase I checked in. Jason
