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Use `tcx.require_lang_item` instead of unwrapping lang items I clearly remember esteban telling me that there is `require_lang_item` but he was from a phone atm and I couldn't find it, so I didn't use it. Stumbled on it today, so here we are :) |
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| Cargo.toml | ||
| README.md | ||
For more information about how rustc works, see the rustc dev guide.