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Make Clone::clone a lang item

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This commit is contained in:
Ben Kimock 2024-07-24 22:43:12 -04:00
parent 92c6c03805
commit f4f57bfccb
4 changed files with 7 additions and 2 deletions
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4
compiler/rustc_mir_transform/src/instsimplify.rs
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@ -3,6 +3,7 @@
use crate::simplify::simplify_duplicate_switch_targets;
use crate::take_array;
use rustc_ast::attr;
use rustc_hir::LangItem;
use rustc_middle::bug;
use rustc_middle::mir::*;
use rustc_middle::ty::layout;
@ -271,8 +272,7 @@ impl<'tcx> InstSimplifyContext<'tcx, '_> {
return;
}
let trait_def_id = self.tcx.trait_of_item(fn_def_id);
if trait_def_id.is_none() || trait_def_id != self.tcx.lang_items().clone_trait() {
if !self.tcx.is_lang_item(fn_def_id, LangItem::CloneFn) {
return;
}