diff options
| -rw-r--r-- | compiler/rustc_error_messages/locales/en-US/hir_analysis.ftl | 3 | ||||
| -rw-r--r-- | compiler/rustc_hir_analysis/src/errors.rs | 9 | ||||
| -rw-r--r-- | compiler/rustc_hir_analysis/src/lib.rs | 5 |
3 files changed, 13 insertions, 4 deletions
diff --git a/compiler/rustc_error_messages/locales/en-US/hir_analysis.ftl b/compiler/rustc_error_messages/locales/en-US/hir_analysis.ftl index 41f458f6c17..f8d28817fec 100644 --- a/compiler/rustc_error_messages/locales/en-US/hir_analysis.ftl +++ b/compiler/rustc_error_messages/locales/en-US/hir_analysis.ftl @@ -124,3 +124,6 @@ hir_analysis_linkage_type = hir_analysis_auto_deref_reached_recursion_limit = reached the recursion limit while auto-dereferencing `{$ty}` .label = deref recursion limit reached .help = consider increasing the recursion limit by adding a `#![recursion_limit = "{$suggested_limit}"]` attribute to your crate (`{$crate_name}`) + +hir_analysis_track_caller_on_main = `main` function is not allowed to be `#[track_caller]` + .label = `main` function is not allowed to be `#[track_caller]` diff --git a/compiler/rustc_hir_analysis/src/errors.rs b/compiler/rustc_hir_analysis/src/errors.rs index 04f5f3f6276..f3c3c02a05f 100644 --- a/compiler/rustc_hir_analysis/src/errors.rs +++ b/compiler/rustc_hir_analysis/src/errors.rs @@ -312,3 +312,12 @@ pub struct AutoDerefReachedRecursionLimit<'a> { pub suggested_limit: rustc_session::Limit, pub crate_name: Symbol, } + +#[derive(Diagnostic)] +#[diag(hir_analysis_track_caller_on_main)] +pub(crate) struct TrackCallerOnMain { + #[primary_span] + pub span: Span, + #[label] + pub annotated: Span, +} diff --git a/compiler/rustc_hir_analysis/src/lib.rs b/compiler/rustc_hir_analysis/src/lib.rs index 11240cf22e4..73a71376662 100644 --- a/compiler/rustc_hir_analysis/src/lib.rs +++ b/compiler/rustc_hir_analysis/src/lib.rs @@ -297,10 +297,7 @@ fn check_main_fn_ty(tcx: TyCtxt<'_>, main_def_id: DefId) { } for attr in tcx.get_attrs(main_def_id, sym::track_caller) { - tcx.sess - .struct_span_err(attr.span, "`main` function is not allowed to be `#[track_caller]`") - .span_label(main_span, "`main` function is not allowed to be `#[track_caller]`") - .emit(); + tcx.sess.emit_err(errors::TrackCallerOnMain { span: attr.span, annotated: main_span }); error = true; } |