[libcxx] [llvm] [libc++] Kickstart C++29 support (PR #215820)

[Lucas Mellone via llvm-commits]

lknknm wrote:

> libcxx/test/tools/clang_tidy_checks/proper_version_checks.cpp will also have to be updated.

I think it was already updated to contain the "29" ver entry: https://github.com/H-G-Hristov/llvm-project/blob/159bfc613d4ad8f709c8d03f362732886437e137/libcxx/test/tools/clang_tidy_checks/proper_version_checks.cpp#L56


https://github.com/llvm/llvm-project/pull/215820