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mbe: Fix feature gate for macro_derive #146781

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Merged
merged 1 commit into from
Sep 20, 2025
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mbe: Fix feature gate for macro_derive #146781

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2 changes: 1 addition & 1 deletion compiler/rustc_expand/src/mbe/macro_rules.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -702,7 +702,7 @@ pub fn compile_declarative_macro(
kinds |= MacroKinds::DERIVE;
let derive_keyword_span = p.prev_token.span;
if !features.macro_derive() {
feature_err(sess, sym::macro_attr, span, "`macro_rules!` derives are unstable")
feature_err(sess, sym::macro_derive, span, "`macro_rules!` derives are unstable")
.emit();
}
if let Some(guar) = check_no_eof(sess, &p, "expected `()` after `derive`") {
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4 changes: 2 additions & 2 deletions tests/ui/feature-gates/feature-gate-macro-derive.stderr
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Expand Up @@ -4,8 +4,8 @@ error[E0658]: `macro_rules!` derives are unstable
LL | macro_rules! MyDerive { derive() {} => {} }
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
= note: see issue #83527 <https://github.com/rust-lang/rust/issues/83527> for more information
= help: add `#![feature(macro_attr)]` to the crate attributes to enable
= note: see issue #143549 <https://github.com/rust-lang/rust/issues/143549> for more information
= help: add `#![feature(macro_derive)]` to the crate attributes to enable
= note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date

error: aborting due to 1 previous error
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