Port #[no_link] to use attribute parser
This commit is contained in:
Edvin Bryntesson
parent
95a27adcf9
commit
52bcaabdb8
12 changed files with 141 additions and 171 deletions
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@ -47,6 +47,7 @@ pub(crate) mod loop_match;
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pub(crate) mod macro_attrs;
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pub(crate) mod must_use;
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pub(crate) mod no_implicit_prelude;
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pub(crate) mod no_link;
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pub(crate) mod non_exhaustive;
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pub(crate) mod path;
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pub(crate) mod pin_v2;
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14
compiler/rustc_attr_parsing/src/attributes/no_link.rs
Normal file
14
compiler/rustc_attr_parsing/src/attributes/no_link.rs
Normal file
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@ -0,0 +1,14 @@
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use super::prelude::*;
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pub(crate) struct NoLinkParser;
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impl<S: Stage> NoArgsAttributeParser<S> for NoLinkParser {
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const PATH: &[Symbol] = &[sym::no_link];
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const ON_DUPLICATE: OnDuplicate<S> = OnDuplicate::Warn;
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const ALLOWED_TARGETS: AllowedTargets = AllowedTargets::AllowList(&[
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Allow(Target::ExternCrate),
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Warn(Target::Field),
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Warn(Target::Arm),
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Warn(Target::MacroDef),
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]);
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const CREATE: fn(Span) -> AttributeKind = |_| AttributeKind::NoLink;
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}
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@ -50,6 +50,7 @@ use crate::attributes::macro_attrs::{
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};
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use crate::attributes::must_use::MustUseParser;
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use crate::attributes::no_implicit_prelude::NoImplicitPreludeParser;
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use crate::attributes::no_link::NoLinkParser;
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use crate::attributes::non_exhaustive::NonExhaustiveParser;
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use crate::attributes::path::PathParser as PathAttributeParser;
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use crate::attributes::pin_v2::PinV2Parser;
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@ -240,6 +241,7 @@ attribute_parsers!(
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Single<WithoutArgs<MayDangleParser>>,
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Single<WithoutArgs<NoCoreParser>>,
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Single<WithoutArgs<NoImplicitPreludeParser>>,
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Single<WithoutArgs<NoLinkParser>>,
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Single<WithoutArgs<NoMangleParser>>,
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Single<WithoutArgs<NoStdParser>>,
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Single<WithoutArgs<NonExhaustiveParser>>,
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@ -803,6 +803,9 @@ pub enum AttributeKind {
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/// Represents `#[no_implicit_prelude]`
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NoImplicitPrelude(Span),
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/// Represents `#[no_link]`
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NoLink,
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/// Represents `#[no_mangle]`
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NoMangle(Span),
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@ -70,6 +70,7 @@ impl AttributeKind {
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Naked(..) => No,
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NoCore(..) => No,
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NoImplicitPrelude(..) => No,
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NoLink => No,
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NoMangle(..) => Yes, // Needed for rustdoc
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NoStd(..) => No,
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NonExhaustive(..) => Yes, // Needed for rustdoc
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@ -240,11 +240,6 @@ passes_has_incoherent_inherent_impl =
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`rustc_has_incoherent_inherent_impls` attribute should be applied to types or traits
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.label = only adts, extern types and traits are supported
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passes_ignored_attr_with_macro =
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`#[{$sym}]` is ignored on struct fields, match arms and macro defs
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.warn = {-passes_previously_accepted}
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.note = {-passes_see_issue(issue: "80564")}
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passes_ignored_derived_impls =
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`{$name}` has {$trait_list_len ->
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[one] a derived impl
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@ -379,10 +374,6 @@ passes_must_not_suspend =
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`must_not_suspend` attribute should be applied to a struct, enum, union, or trait
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.label = is not a struct, enum, union, or trait
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passes_no_link =
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attribute should be applied to an `extern crate` item
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.label = not an `extern crate` item
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passes_no_main_function =
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`main` function not found in crate `{$crate_name}`
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.here_is_main = here is a function named `main`
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@ -250,6 +250,7 @@ impl<'tcx> CheckAttrVisitor<'tcx> {
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| AttributeKind::LinkSection { .. }
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| AttributeKind::MacroUse { .. }
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| AttributeKind::MacroEscape( .. )
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| AttributeKind::NoLink
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| AttributeKind::RustcLayoutScalarValidRangeStart(..)
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| AttributeKind::RustcLayoutScalarValidRangeEnd(..)
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| AttributeKind::RustcScalableVector { .. }
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@ -299,7 +300,6 @@ impl<'tcx> CheckAttrVisitor<'tcx> {
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self.check_diagnostic_on_const(attr.span(), hir_id, target, item)
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}
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[sym::thread_local, ..] => self.check_thread_local(attr, span, target),
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[sym::no_link, ..] => self.check_no_link(hir_id, attr, span, target),
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[sym::rustc_no_implicit_autorefs, ..] => {
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self.check_applied_to_fn_or_method(hir_id, attr.span(), span, target)
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}
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@ -456,15 +456,6 @@ impl<'tcx> CheckAttrVisitor<'tcx> {
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self.check_mix_no_mangle_export(hir_id, attrs);
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}
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fn inline_attr_str_error_with_macro_def(&self, hir_id: HirId, attr_span: Span, sym: &str) {
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self.tcx.emit_node_span_lint(
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UNUSED_ATTRIBUTES,
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hir_id,
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attr_span,
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errors::IgnoredAttrWithMacro { sym },
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);
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}
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fn check_eii_impl(&self, impls: &[EiiImpl], target: Target) {
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for EiiImpl { span, inner_span, eii_macro, impl_marked_unsafe, is_default: _ } in impls {
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match target {
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@ -1198,23 +1189,6 @@ impl<'tcx> CheckAttrVisitor<'tcx> {
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);
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}
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/// Checks if `#[no_link]` is applied to an `extern crate`.
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fn check_no_link(&self, hir_id: HirId, attr: &Attribute, span: Span, target: Target) {
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match target {
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Target::ExternCrate => {}
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// FIXME(#80564): We permit struct fields, match arms and macro defs to have an
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// `#[no_link]` attribute with just a lint, because we previously
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// erroneously allowed it and some crates used it accidentally, to be compatible
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// with crates depending on them, we can't throw an error here.
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Target::Field | Target::Arm | Target::MacroDef => {
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self.inline_attr_str_error_with_macro_def(hir_id, attr.span(), "no_link");
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}
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_ => {
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self.dcx().emit_err(errors::NoLink { attr_span: attr.span(), span });
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}
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}
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}
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/// Checks if `#[rustc_legacy_const_generics]` is applied to a function and has a valid argument.
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fn check_rustc_legacy_const_generics(
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&self,
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@ -80,12 +80,6 @@ pub(crate) struct OuterCrateLevelAttrSuggestion {
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#[diag(passes_inner_crate_level_attr)]
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pub(crate) struct InnerCrateLevelAttr;
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#[derive(LintDiagnostic)]
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#[diag(passes_ignored_attr_with_macro)]
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pub(crate) struct IgnoredAttrWithMacro<'a> {
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pub sym: &'a str,
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}
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#[derive(Diagnostic)]
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#[diag(passes_should_be_applied_to_fn)]
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pub(crate) struct AttrShouldBeAppliedToFn {
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@ -254,15 +248,6 @@ pub(crate) struct Link {
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pub span: Option<Span>,
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}
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#[derive(Diagnostic)]
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#[diag(passes_no_link)]
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pub(crate) struct NoLink {
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#[primary_span]
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pub attr_span: Span,
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#[label]
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pub span: Span,
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}
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#[derive(Diagnostic)]
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#[diag(passes_rustc_legacy_const_generics_only)]
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pub(crate) struct RustcLegacyConstGenericsOnly {
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@ -147,14 +147,6 @@ error: malformed `thread_local` attribute input
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LL | #[thread_local()]
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| ^^^^^^^^^^^^^^^^^ help: must be of the form: `#[thread_local]`
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error: malformed `no_link` attribute input
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--> $DIR/malformed-attrs.rs:214:1
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LL | #[no_link()]
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| ^^^^^^^^^^^^ help: must be of the form: `#[no_link]`
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= note: for more information, visit <https://doc.rust-lang.org/reference/items/extern-crates.html#the-no_link-attribute>
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error: the `#[proc_macro]` attribute is only usable with crates of the `proc-macro` crate type
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--> $DIR/malformed-attrs.rs:105:1
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@ -626,6 +618,15 @@ LL | #[non_exhaustive = 1]
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| | didn't expect any arguments here
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| help: must be of the form: `#[non_exhaustive]`
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error[E0565]: malformed `no_link` attribute input
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--> $DIR/malformed-attrs.rs:214:1
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LL | #[no_link()]
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| ^^^^^^^^^--^
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| | |
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| | didn't expect any arguments here
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| help: must be of the form: `#[no_link]`
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error[E0539]: malformed `macro_use` attribute input
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--> $DIR/malformed-attrs.rs:216:1
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@ -1,4 +1,3 @@
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//~ NOTE: not an `extern crate` item
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// This is testing whether various builtin attributes signals an
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// error or warning when put in "weird" places.
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//
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@ -29,7 +28,7 @@
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//~| WARN cannot be used on crates
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//~| WARN previously accepted
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#![no_link]
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//~^ ERROR: attribute should be applied to an `extern crate` item
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//~^ ERROR: `#[no_link]` attribute cannot be used on crates
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#![export_name = "2200"]
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//~^ ERROR: attribute cannot be used on
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//~| NOTE takes precedence
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@ -60,29 +59,22 @@ mod inline {
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}
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#[no_link]
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//~^ ERROR attribute should be applied to an `extern crate` item
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//~^ ERROR `#[no_link]` attribute cannot be used on modules
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mod no_link {
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//~^ NOTE not an `extern crate` item
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mod inner { #![no_link] }
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//~^ ERROR attribute should be applied to an `extern crate` item
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//~| NOTE not an `extern crate` item
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//~^ ERROR `#[no_link]` attribute cannot be used on modules
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#[no_link] fn f() { }
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//~^ ERROR attribute should be applied to an `extern crate` item
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//~| NOTE not an `extern crate` item
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//~^ ERROR `#[no_link]` attribute cannot be used on functions
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#[no_link] struct S;
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//~^ ERROR attribute should be applied to an `extern crate` item
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//~| NOTE not an `extern crate` item
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//~^ ERROR `#[no_link]` attribute cannot be used on structs
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#[no_link]type T = S;
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//~^ ERROR attribute should be applied to an `extern crate` item
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//~| NOTE not an `extern crate` item
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//~^ ERROR `#[no_link]` attribute cannot be used on type aliases
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#[no_link] impl S { }
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//~^ ERROR attribute should be applied to an `extern crate` item
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//~| NOTE not an `extern crate` item
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//~^ ERROR `#[no_link]` attribute cannot be used on inherent impl blocks
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}
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#[export_name = "2200"]
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@ -1,5 +1,5 @@
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error[E0658]: use of an internal attribute
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:12:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:11:1
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LL | #![rustc_main]
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| ^^^^^^^^^^^^^^
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@ -9,7 +9,7 @@ LL | #![rustc_main]
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= note: the `#[rustc_main]` attribute is used internally to specify test entry point function
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error: `#[macro_export]` attribute cannot be used on crates
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:10:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:9:1
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LL | #![macro_export]
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| ^^^^^^^^^^^^^^^^
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@ -17,7 +17,7 @@ LL | #![macro_export]
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= help: `#[macro_export]` can only be applied to macro defs
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error: `#[rustc_main]` attribute cannot be used on crates
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:12:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:11:1
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LL | #![rustc_main]
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| ^^^^^^^^^^^^^^
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@ -25,7 +25,7 @@ LL | #![rustc_main]
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= help: `#[rustc_main]` can only be applied to functions
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error: `#[path]` attribute cannot be used on crates
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:21:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:20:1
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LL | #![path = "3800"]
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| ^^^^^^^^^^^^^^^^^
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@ -33,15 +33,23 @@ LL | #![path = "3800"]
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= help: `#[path]` can only be applied to modules
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error: `#[automatically_derived]` attribute cannot be used on crates
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:23:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:22:1
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LL | #![automatically_derived]
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| ^^^^^^^^^^^^^^^^^^^^^^^^^
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= help: `#[automatically_derived]` can only be applied to trait impl blocks
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error: `#[no_link]` attribute cannot be used on crates
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:30:1
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LL | #![no_link]
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| ^^^^^^^^^^^
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= help: `#[no_link]` can only be applied to extern crates
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error: `#[export_name]` attribute cannot be used on crates
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:33:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:32:1
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LL | #![export_name = "2200"]
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| ^^^^^^^^^^^^^^^^^^^^^^^^
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@ -49,7 +57,7 @@ LL | #![export_name = "2200"]
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= help: `#[export_name]` can be applied to functions and statics
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error: `#[inline]` attribute cannot be used on crates
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:36:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:35:1
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LL | #![inline]
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| ^^^^^^^^^^
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@ -57,7 +65,7 @@ LL | #![inline]
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= help: `#[inline]` can only be applied to functions
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error: `#[inline]` attribute cannot be used on modules
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:38:1
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:37:1
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LL | #[inline]
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| ^^^^^^^^^
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@ -65,7 +73,7 @@ LL | #[inline]
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= help: `#[inline]` can only be applied to functions
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error: `#[inline]` attribute cannot be used on modules
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:43:17
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:42:17
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LL | mod inner { #![inline] }
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| ^^^^^^^^^^
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@ -73,7 +81,7 @@ LL | mod inner { #![inline] }
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= help: `#[inline]` can only be applied to functions
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error: `#[inline]` attribute cannot be used on structs
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:52:5
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:51:5
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LL | #[inline] struct S;
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| ^^^^^^^^^
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@ -81,7 +89,7 @@ LL | #[inline] struct S;
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= help: `#[inline]` can only be applied to functions
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error: `#[inline]` attribute cannot be used on type aliases
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:55:5
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:54:5
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LL | #[inline] type T = S;
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| ^^^^^^^^^
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@ -89,15 +97,63 @@ LL | #[inline] type T = S;
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= help: `#[inline]` can only be applied to functions
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error: `#[inline]` attribute cannot be used on inherent impl blocks
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:58:5
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:57:5
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LL | #[inline] impl S { }
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| ^^^^^^^^^
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= help: `#[inline]` can only be applied to functions
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error: `#[no_link]` attribute cannot be used on modules
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:61:1
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LL | #[no_link]
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| ^^^^^^^^^^
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|
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= help: `#[no_link]` can only be applied to extern crates
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error: `#[no_link]` attribute cannot be used on modules
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:64:17
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LL | mod inner { #![no_link] }
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| ^^^^^^^^^^^
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|
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= help: `#[no_link]` can only be applied to extern crates
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error: `#[no_link]` attribute cannot be used on functions
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--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:67:5
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LL | #[no_link] fn f() { }
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| ^^^^^^^^^^
|
||||
|
|
||||
= help: `#[no_link]` can only be applied to extern crates
|
||||
|
||||
error: `#[no_link]` attribute cannot be used on structs
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:70:5
|
||||
|
|
||||
LL | #[no_link] struct S;
|
||||
| ^^^^^^^^^^
|
||||
|
|
||||
= help: `#[no_link]` can only be applied to extern crates
|
||||
|
||||
error: `#[no_link]` attribute cannot be used on type aliases
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:73:5
|
||||
|
|
||||
LL | #[no_link]type T = S;
|
||||
| ^^^^^^^^^^
|
||||
|
|
||||
= help: `#[no_link]` can only be applied to extern crates
|
||||
|
||||
error: `#[no_link]` attribute cannot be used on inherent impl blocks
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:76:5
|
||||
|
|
||||
LL | #[no_link] impl S { }
|
||||
| ^^^^^^^^^^
|
||||
|
|
||||
= help: `#[no_link]` can only be applied to extern crates
|
||||
|
||||
error: `#[export_name]` attribute cannot be used on modules
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:88:1
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:80:1
|
||||
|
|
||||
LL | #[export_name = "2200"]
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -105,7 +161,7 @@ LL | #[export_name = "2200"]
|
|||
= help: `#[export_name]` can be applied to functions and statics
|
||||
|
||||
error: `#[export_name]` attribute cannot be used on modules
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:91:17
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:83:17
|
||||
|
|
||||
LL | mod inner { #![export_name="2200"] }
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -113,7 +169,7 @@ LL | mod inner { #![export_name="2200"] }
|
|||
= help: `#[export_name]` can be applied to functions and statics
|
||||
|
||||
error: `#[export_name]` attribute cannot be used on structs
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:96:5
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:88:5
|
||||
|
|
||||
LL | #[export_name = "2200"] struct S;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -121,7 +177,7 @@ LL | #[export_name = "2200"] struct S;
|
|||
= help: `#[export_name]` can be applied to functions and statics
|
||||
|
||||
error: `#[export_name]` attribute cannot be used on type aliases
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:99:5
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:91:5
|
||||
|
|
||||
LL | #[export_name = "2200"] type T = S;
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -129,7 +185,7 @@ LL | #[export_name = "2200"] type T = S;
|
|||
= help: `#[export_name]` can be applied to functions and statics
|
||||
|
||||
error: `#[export_name]` attribute cannot be used on inherent impl blocks
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:102:5
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:94:5
|
||||
|
|
||||
LL | #[export_name = "2200"] impl S { }
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -137,29 +193,15 @@ LL | #[export_name = "2200"] impl S { }
|
|||
= help: `#[export_name]` can be applied to functions and statics
|
||||
|
||||
error: `#[export_name]` attribute cannot be used on required trait methods
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:106:9
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:98:9
|
||||
|
|
||||
LL | #[export_name = "2200"] fn foo();
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
||||
= help: `#[export_name]` can be applied to functions, inherent methods, provided trait methods, statics, and trait methods in impl blocks
|
||||
|
||||
error: attribute should be applied to an `extern crate` item
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:62:1
|
||||
|
|
||||
LL | #[no_link]
|
||||
| ^^^^^^^^^^
|
||||
LL |
|
||||
LL | / mod no_link {
|
||||
LL | |
|
||||
LL | |
|
||||
LL | | mod inner { #![no_link] }
|
||||
... |
|
||||
LL | | }
|
||||
| |_- not an `extern crate` item
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:113:8
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:105:8
|
||||
|
|
||||
LL | #[repr(C)]
|
||||
| ^
|
||||
|
|
@ -172,7 +214,7 @@ LL | | }
|
|||
| |_- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:137:8
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:129:8
|
||||
|
|
||||
LL | #[repr(Rust)]
|
||||
| ^^^^
|
||||
|
|
@ -184,20 +226,14 @@ LL | | mod inner { #![repr(Rust)] }
|
|||
LL | | }
|
||||
| |_- not a struct, enum, or union
|
||||
|
||||
error: attribute should be applied to an `extern crate` item
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:31:1
|
||||
|
|
||||
LL | #![no_link]
|
||||
| ^^^^^^^^^^^ not an `extern crate` item
|
||||
|
||||
warning: `#[no_mangle]` attribute may not be used in combination with `#[export_name]`
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:25:1
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:24:1
|
||||
|
|
||||
LL | #![no_mangle]
|
||||
| ^^^^^^^^^^^^^ `#[no_mangle]` is ignored
|
||||
|
|
||||
note: `#[export_name]` takes precedence
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:33:1
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:32:1
|
||||
|
|
||||
LL | #![export_name = "2200"]
|
||||
| ^^^^^^^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -208,7 +244,7 @@ LL - #![no_mangle]
|
|||
|
|
||||
|
||||
error: `repr` attribute cannot be used at crate level
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:17:1
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:16:1
|
||||
|
|
||||
LL | #![repr()]
|
||||
| ^^^^^^^^^^
|
||||
|
|
@ -222,86 +258,56 @@ LL - #![repr()]
|
|||
LL + #[repr()]
|
||||
|
|
||||
|
||||
error: attribute should be applied to an `extern crate` item
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:67:17
|
||||
|
|
||||
LL | mod inner { #![no_link] }
|
||||
| ------------^^^^^^^^^^^-- not an `extern crate` item
|
||||
|
||||
error: attribute should be applied to an `extern crate` item
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:71:5
|
||||
|
|
||||
LL | #[no_link] fn f() { }
|
||||
| ^^^^^^^^^^ ---------- not an `extern crate` item
|
||||
|
||||
error: attribute should be applied to an `extern crate` item
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:75:5
|
||||
|
|
||||
LL | #[no_link] struct S;
|
||||
| ^^^^^^^^^^ --------- not an `extern crate` item
|
||||
|
||||
error: attribute should be applied to an `extern crate` item
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:79:5
|
||||
|
|
||||
LL | #[no_link]type T = S;
|
||||
| ^^^^^^^^^^----------- not an `extern crate` item
|
||||
|
||||
error: attribute should be applied to an `extern crate` item
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:83:5
|
||||
|
|
||||
LL | #[no_link] impl S { }
|
||||
| ^^^^^^^^^^ ---------- not an `extern crate` item
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:117:25
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:109:25
|
||||
|
|
||||
LL | mod inner { #![repr(C)] }
|
||||
| --------------------^---- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:121:12
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:113:12
|
||||
|
|
||||
LL | #[repr(C)] fn f() { }
|
||||
| ^ ---------- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:127:12
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:119:12
|
||||
|
|
||||
LL | #[repr(C)] type T = S;
|
||||
| ^ ----------- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:131:12
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:123:12
|
||||
|
|
||||
LL | #[repr(C)] impl S { }
|
||||
| ^ ---------- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:141:25
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:133:25
|
||||
|
|
||||
LL | mod inner { #![repr(Rust)] }
|
||||
| --------------------^^^^---- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:145:12
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:137:12
|
||||
|
|
||||
LL | #[repr(Rust)] fn f() { }
|
||||
| ^^^^ ---------- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:151:12
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:143:12
|
||||
|
|
||||
LL | #[repr(Rust)] type T = S;
|
||||
| ^^^^ ----------- not a struct, enum, or union
|
||||
|
||||
error[E0517]: attribute should be applied to a struct, enum, or union
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:155:12
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:147:12
|
||||
|
|
||||
LL | #[repr(Rust)] impl S { }
|
||||
| ^^^^ ---------- not a struct, enum, or union
|
||||
|
||||
error: valid forms for the attribute are `#[inline(always)]`, `#[inline(never)]`, and `#[inline]`
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:46:5
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:45:5
|
||||
|
|
||||
LL | #[inline = "2100"] fn f() { }
|
||||
| ^^^^^^^^^^^^^^^^^^
|
||||
|
|
@ -311,7 +317,7 @@ LL | #[inline = "2100"] fn f() { }
|
|||
= note: `#[deny(ill_formed_attribute_input)]` (part of `#[deny(future_incompatible)]`) on by default
|
||||
|
||||
warning: unused attribute
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:17:1
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:16:1
|
||||
|
|
||||
LL | #![repr()]
|
||||
| ^^^^^^^^^^ help: remove this attribute
|
||||
|
|
@ -319,7 +325,7 @@ LL | #![repr()]
|
|||
= note: using `repr` with an empty list has no effect
|
||||
|
||||
warning: `#[no_mangle]` attribute cannot be used on crates
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:25:1
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:24:1
|
||||
|
|
||||
LL | #![no_mangle]
|
||||
| ^^^^^^^^^^^^^
|
||||
|
|
@ -333,7 +339,7 @@ Some errors have detailed explanations: E0517, E0658.
|
|||
For more information about an error, try `rustc --explain E0517`.
|
||||
Future incompatibility report: Future breakage diagnostic:
|
||||
error: valid forms for the attribute are `#[inline(always)]`, `#[inline(never)]`, and `#[inline]`
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:46:5
|
||||
--> $DIR/issue-43106-gating-of-builtin-attrs-error.rs:45:5
|
||||
|
|
||||
LL | #[inline = "2100"] fn f() { }
|
||||
| ^^^^^^^^^^^^^^^^^^
|
||||
|
|
|
|||
|
|
@ -16,18 +16,6 @@ note: the lint level is defined here
|
|||
LL | #![deny(unused_attributes)]
|
||||
| ^^^^^^^^^^^^^^^^^
|
||||
|
||||
error: unused attribute
|
||||
--> $DIR/unused-attr-duplicate.rs:37:1
|
||||
|
|
||||
LL | #[no_link]
|
||||
| ^^^^^^^^^^ help: remove this attribute
|
||||
|
|
||||
note: attribute also specified here
|
||||
--> $DIR/unused-attr-duplicate.rs:36:1
|
||||
|
|
||||
LL | #[no_link]
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: unused attribute
|
||||
--> $DIR/unused-attr-duplicate.rs:34:1
|
||||
|
|
||||
|
|
@ -40,6 +28,18 @@ note: attribute also specified here
|
|||
LL | #![no_builtins]
|
||||
| ^^^^^^^^^^^^^^^
|
||||
|
||||
error: unused attribute
|
||||
--> $DIR/unused-attr-duplicate.rs:37:1
|
||||
|
|
||||
LL | #[no_link]
|
||||
| ^^^^^^^^^^ help: remove this attribute
|
||||
|
|
||||
note: attribute also specified here
|
||||
--> $DIR/unused-attr-duplicate.rs:36:1
|
||||
|
|
||||
LL | #[no_link]
|
||||
| ^^^^^^^^^^
|
||||
|
||||
error: unused attribute
|
||||
--> $DIR/unused-attr-duplicate.rs:41:1
|
||||
|
|
||||
|
|
|
|||
Loading…
Add table
Add a link
Reference in a new issue