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| author | xizheyin <xizheyin@smail.nju.edu.cn> | 2025-05-27 17:29:17 +0800 |
|---|---|---|
| committer | xizheyin <xizheyin@smail.nju.edu.cn> | 2025-06-09 17:10:58 +0800 |
| commit | b4ba017c3306bbdb8f3da3dff80e58ff3ed9a1ab (patch) | |
| tree | aea83af1eebf091023c1da5cfdc993ad6e2bea1d /compiler/rustc_feature | |
| parent | c2986eed43be1d33b07207dc098b2392eea57d61 (diff) | |
| download | rust-b4ba017c3306bbdb8f3da3dff80e58ff3ed9a1ab.tar.gz rust-b4ba017c3306bbdb8f3da3dff80e58ff3ed9a1ab.zip | |
Note the version and PR of removed features when using it
Signed-off-by: xizheyin <xizheyin@smail.nju.edu.cn>
Diffstat (limited to 'compiler/rustc_feature')
| -rw-r--r-- | compiler/rustc_feature/src/removed.rs | 19 |
1 files changed, 16 insertions, 3 deletions
diff --git a/compiler/rustc_feature/src/removed.rs b/compiler/rustc_feature/src/removed.rs index 013e1d5d0fa..3aa363674a9 100644 --- a/compiler/rustc_feature/src/removed.rs +++ b/compiler/rustc_feature/src/removed.rs @@ -1,5 +1,7 @@ //! List of the removed feature gates. +use std::num::{NonZero, NonZeroU32}; + use rustc_span::sym; use super::{Feature, to_nonzero}; @@ -7,11 +9,21 @@ use super::{Feature, to_nonzero}; pub struct RemovedFeature { pub feature: Feature, pub reason: Option<&'static str>, + pub pull: Option<NonZero<u32>>, +} + +macro_rules! opt_nonzero_u32 { + () => { + None + }; + ($val:expr) => { + Some(NonZeroU32::new($val).unwrap()) + }; } macro_rules! declare_features { ($( - $(#[doc = $doc:tt])* (removed, $feature:ident, $ver:expr, $issue:expr, $reason:expr), + $(#[doc = $doc:tt])* (removed, $feature:ident, $ver:expr, $issue:expr, $reason:expr $(, $pull:expr)?), )+) => { /// Formerly unstable features that have now been removed. pub static REMOVED_LANG_FEATURES: &[RemovedFeature] = &[ @@ -21,7 +33,8 @@ macro_rules! declare_features { since: $ver, issue: to_nonzero($issue), }, - reason: $reason + reason: $reason, + pull: opt_nonzero_u32!($($pull)?), }),+ ]; }; @@ -120,7 +133,7 @@ declare_features! ( Some("subsumed by `::foo::bar` paths")), /// Allows `#[doc(include = "some-file")]`. (removed, external_doc, "1.54.0", Some(44732), - Some("use #[doc = include_str!(\"filename\")] instead, which handles macro invocations")), + Some("use #[doc = include_str!(\"filename\")] instead, which handles macro invocations"), 85457), /// Allows using `#[ffi_returns_twice]` on foreign functions. (removed, ffi_returns_twice, "1.78.0", Some(58314), Some("being investigated by the ffi-unwind project group")), |