transpile: upgrade most things for edition 2024 - #1643

Merged

kkysen merged 42 commits into

kkysen/transpile-edition-2024

Mar 14, 2026

Commits on Mar 13, 2026

ci: run `cargo nextest run` with `--no-fail-fast` in CI
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transpile: add `--edition`, defaulting to edition 2021 for now
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transpile: only emit `[profile.release] strip = "debuginfo"` before edition 2024 where it wasn't the default
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transpile: tests: add `expect_compile_error`
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transpile: tests: add `edition` to `TranspileTest`
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rust-tools: use a recent nightly for edition 2024 for `rustfmt` and `rustc`
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transpile: make `fn maybe_write_file` take `output` as a `&str` not `String`
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transpile: remove `generated-rust-toolchain.toml` and generate it from scratch with the right toolchain
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transpile: tests: upgrade tests that require 0 changes to edition 2024
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transpile: emit `#[unsafe(no_mangle)]` for edition 2024
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transpile: emit `unsafe extern "C" }` for edition 2024
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transpile: emit `#[unsafe(export_name = "")]` and `#[unsafe(link_section = "")]` in edition 2024
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transpile: reset `.unsafety` for `Builder`s
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transpile: fix some comment typos for `__builtin_arm_yield`
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transpile: remove/split `#![feature(stdsimd)]` in edition 2024
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transpile: tests: make the snapshot default edition 2024 now that most tests are switched to it
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transpile: tests: compute `snapshot_prefix` with `.flatten()` to simplify
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transpile: tests: make `platform` a `&[&str]` instead of `Option<&str>`
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transpile: tests: separate platform-specific parts with `.` instead of `-` in `.rs` names
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transpile: tests: rename snapshots so that platform-specific parts are suffixes so that related files are next to each
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transpile: tests: use `@` as the test name and file name separator for `c-decls`, too
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transpile: tests: test on both editions
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transpile: don't emit now stabilized `#![feature(raw_ref_op)]` in edition 2024
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transpile: move the stabilized feature in edition 2024 check to inside `fn use_feature`
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transpile: don't emit now stabilized `#![feature(label_break_value)]` in edition 2024
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transpile: don't emit now stabilized `#![feature(asm)]` in edition 2024
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transpile: remove `#![feature(stdsimd)]` for `__m64`, stabilized in Rust 1.29
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tests/unit: change `edition` to an `int` instead of a `str`, as this is ordered
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tests/unit: hoise `edition = 2021` and gate `#![feature(stdsimd)]` behind `edition < 2021`
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tests/unit: enable `--color always` for `cargo build`s
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tests/unit: use named args for `c_file.translate`
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tests/unit: add support for `--edition 2021` and `--edition 2024` in `test_*.rs` files
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tests/unit: switch from `--edition` flags to parsing `Cargo.toml`'s `package.edition`
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tests/unit: enable `--color always` for `cargo test`s
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tests/unit: `#![allow(unsafe_op_in_unsafe_fn)]` until we add proper `unsafe` blocks in each `unsafe fn`
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tests/unit: update most tests to edition 2024
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rust-tools: rename `RustEdition::{Rust => Edition}{2021,2024}`
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rust-tools: use `RustEditon::ALL` in `impl FromStr`
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transpile: import `Edition{2021,2024}` directly
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tests/unit: remove now-stabilized `#![feature(...)]`s in edition 2024 tests
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transpile: use raw `r#""` string to avoid escaping `"` in `fn emit_rust_toolchain`
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transpile: tests: add `fn_attrs.c` from `tests/unit` as a snapshot test, too
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