bjoernager/rust
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Use map_bound

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This commit is contained in:
Jack Huey 2022-07-07 21:43:24 -04:00
parent 9935796645
commit ad9e1e377f
2 changed files with 6 additions and 7 deletions
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9
compiler/rustc_mir_transform/src/shim.rs
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@ -537,13 +537,12 @@ fn build_call_shim<'tcx>(
};
let def_id = instance.def_id();
let sig = tcx.fn_sig(def_id);
let mut sig = tcx.erase_late_bound_regions(sig);
let sig = tcx.bound_fn_sig(def_id);
let sig = sig.map_bound(|sig| tcx.erase_late_bound_regions(sig));
assert_eq!(sig_substs.is_some(), !instance.has_polymorphic_mir_body());
if let Some(sig_substs) = sig_substs {
sig = EarlyBinder(sig).subst(tcx, sig_substs);
}
let mut sig =
if let Some(sig_substs) = sig_substs { sig.subst(tcx, sig_substs) } else { sig.0 };
if let CallKind::Indirect(fnty) = call_kind {
// `sig` determines our local decls, and thus the callee type in the `Call` terminator. This