[libcxx-commits] [libcxx] [libcxx] Handle windows system error code mapping in std::error_code. (PR #93101)

[Louis Dionne via libcxx-commits]

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@@ -582,7 +582,11 @@ struct ExceptionChecker {
     assert(ErrorIsImp(Err.code(), {expected_err}));
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ldionne wrote:

Not attached to this file:

In the PR description, you mention:

> This allows code like:
> ```
> error_code(GetLastError(), system_category()) == errc::invalid_argument
> ```
> to work as expected -- as it does with MSVC STL.

I don't think I saw any test added to validate that this worked as intended. Did I miss that or should we add a test?

https://github.com/llvm/llvm-project/pull/93101