[libcxx-commits] [PATCH] D116293: [libc++] [test] Remove IFNDR uses of std::invocable.

[Arthur O'Dwyer via Phabricator via libcxx-commits]

Quuxplusone added a comment.

In D116293#3217472 <https://reviews.llvm.org/D116293#3217472>, @ldionne wrote:

> If this is IFNDR and we are able to diagnose it, why don't we do like libstdc++ and add a test for this implementation-specific diagnostic in `test/libcxx`?

Because https://quuxplusone.github.io/blog/2021/12/27/libstdcxx-what-are-you-doing/


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https://reviews.llvm.org/D116293