Close request

[Loren James Rittle]

> Please close the following PRs, all of them are fixed on the main
> line:
>
> libstdc++/7851, libstdc++/7853;
> c++/7164, c++/7858, c++/7171.

Thanks Peter for gathering this information; closing.

> Please add the test case included in PR c++/7171 to the c++ regression
> test suite, if possible. At the moment there is no check for this
> problem in the regression harness.

> Thank you for fixing these problems and for closing the PRs.

The problem discussed in c++/7171 actually causes many existing C++
test cases to fail on at least some ports thus I think we have enough
test coverage already.

Regards,
Loren