libc++: document in the release notes that a C++20 compiler is expected

Differential Revision: https://reviews.llvm.org/D111043
This commit is contained in:
Sylvestre Ledru 2021-10-04 11:06:45 +02:00
parent 0061e681a3
commit c788bea243

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@ -50,3 +50,10 @@ API Changes
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- ...
Build System Changes
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- Building the libc++ shared or static library requires a C++ 20 capable compiler.
Use ``-DLLVM_ENABLE_PROJECTS='clang;compiler-rt' -DLLVM_ENABLE_RUNTIMES='libcxx;libcxxabi'``
to build libc++ using a fresh build of Clang.