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Jacob Pratt
81eb844071
Parse `mut` restrictions This PR is part of the progress implementing `mut` restrictions proposed in [RFC 3323](https://rust-lang.github.io/rfcs/3323-restrictions.html), and linked to a [GSoC proposal](https://rust-lang.zulipchat.com/#narrow/channel/421156-gsoc/topic/Project.3A.20Implementing.20impl.20and.20mut.20restrictions/with/592352432). This PR focuses solely on the parsing of `mut` restrictions. The keyword order is `pub(...) mut(...) unsafe field`. The new syntax is guared by `#[feature(mut_restriction)]` feature gate. Tracking Issue: rust-lang/rust#105077 r? @Urgau cc @jhpratt
This directory contains some source code for the Rust project, including:
- The bootstrapping build system
- Various submodules for tools, like cargo, tidy, etc.
For more information on how various parts of the compiler work, see the rustc dev guide.