[flang-commits] [flang] [Flang][#212316] Fix -Wunused-template errors under -Werror (PR #218985)

[Eugene Epshteyn via flang-commits]

eugeneepshteyn wrote:

@laoshd , could you please rebase and try building again with `-Wunused-template -Werror` ? The other PRs that went in recently may have introduced other changes you may need to address.

https://github.com/llvm/llvm-project/pull/218985