The `rustc_data_structures::sync::OnceCell` is thread-safe when building a parallel compiler. This is unnecessary for the purposes of pattern usefulness checking. Use `!Sync` `std::lazy::OnceCell` instead. |
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|---|---|---|
| .. | ||
| src | ||
| Cargo.toml | ||
The `rustc_data_structures::sync::OnceCell` is thread-safe when building a parallel compiler. This is unnecessary for the purposes of pattern usefulness checking. Use `!Sync` `std::lazy::OnceCell` instead. |
||
|---|---|---|
| .. | ||
| src | ||
| Cargo.toml | ||