[libcxx-commits] [libcxx] [NFC][libc++] Moves ios_base's forward declaration. (PR #88027)

[Louis Dionne via libcxx-commits]

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@@ -25,7 +25,6 @@ template<>            struct char_traits<wchar_t>;
 
 template<class T>     class allocator;
 
-class ios_base;
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ldionne wrote:

This is part of the synopsis, I don't think it should change?

https://github.com/llvm/llvm-project/pull/88027