[libcxx-commits] [libcxx] [libc++] Mark std::expected as nodiscard (PR #139651)

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halbi2 wrote:

> > Now there is a way to disable the warning.
> 
> What way?

The programmer can pass `-D_LIBCPP_DISABLE_NODISCARD_EXPECTED=1` to disable the warning. Or do I misunderstand you, @huixie90?

https://github.com/llvm/llvm-project/pull/139651