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don't polymorphize without a reason to

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Maybe Lapkin 2024-11-29 20:27:24 +01:00
parent ef5808a035
commit c6454dd582
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1 changed files with 1 additions and 2 deletions
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3
compiler/rustc_mir_build/src/check_tail_calls.rs
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@ -153,8 +153,7 @@ impl<'tcx> TailCallCkVisitor<'_, 'tcx> {
fn needs_location(&self, ty: Ty<'tcx>) -> bool {
if let &ty::FnDef(did, substs) = ty.kind() {
let instance =
ty::Instance::expect_resolve(self.tcx, self.typing_env, did, substs, DUMMY_SP)
.polymorphize(self.tcx);
ty::Instance::expect_resolve(self.tcx, self.typing_env, did, substs, DUMMY_SP);
instance.def.requires_caller_location(self.tcx)
} else {