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Make duplicate lang items fatal

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Prevents terminal spam.
This commit is contained in:
Nilstrieb 2024-01-29 20:03:14 +01:00
parent 88189a71e4
commit ad1e6298ed
3 changed files with 6 additions and 19 deletions
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4
compiler/rustc_passes/src/lang_items.rs
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@ -149,7 +149,9 @@ impl<'ast, 'tcx> LanguageItemCollector<'ast, 'tcx> {
}
};
self.tcx.dcx().emit_err(DuplicateLangItem {
// When there's a duplicate lang item, something went very wrong and there's no value in recovering or doing anything.
// Give the user the one message to let them debug the mess they created and then wish them farewell.
self.tcx.dcx().emit_fatal(DuplicateLangItem {
local_span: item_span,
lang_item_name,
crate_name,