[llvm-branch-commits] [libcxx] release/21.x: [libc++][docs] Add missing entry for P3379R0 to `21.rst` (PR #163756)

[A. Jiang via llvm-branch-commits]

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@@ -53,6 +53,7 @@ Implemented Papers
 - P2711R1: Making multi-param constructors of ``views`` ``explicit`` (`Github <https://github.com/llvm/llvm-project/issues/105252>`__)
 - P2770R0: Stashing stashing ``iterators`` for proper flattening (`Github <https://github.com/llvm/llvm-project/issues/105250>`__)
 - P2655R3: ``common_reference_t`` of ``reference_wrapper`` Should Be a Reference Type (`Github <https://github.com/llvm/llvm-project/issues/105260>`__)
+- P3379R0: Constrain ``std::expected equality`` operators (`Github <https://github.com/llvm/llvm-project/issues/118135>`__)
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frederick-vs-ja wrote:

Fixed.

https://github.com/llvm/llvm-project/pull/163756