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Normalize the trait_ref

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This commit is contained in:
Alessandro Decina 2019-07-16 09:47:08 +10:00
parent acfe99a98e
commit 745c76d657
1 changed files with 5 additions and 6 deletions
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11
src/librustc_mir/monomorphize/collector.rs
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@ -1143,6 +1143,11 @@ fn create_mono_items_for_default_impls<'tcx>(
def_id_to_string(tcx, impl_def_id));
if let Some(trait_ref) = tcx.impl_trait_ref(impl_def_id) {
let param_env = ty::ParamEnv::reveal_all();
let trait_ref = tcx.normalize_erasing_regions(
param_env,
trait_ref,
);
let overridden_methods: FxHashSet<_> =
impl_item_refs.iter()
.map(|iiref| iiref.ident.modern())
@ -1165,12 +1170,6 @@ fn create_mono_items_for_default_impls<'tcx>(
}
}
});
let param_env = ty::ParamEnv::reveal_all();
let substs = tcx.normalize_erasing_regions(
param_env,
substs,
);
let instance = ty::Instance::resolve(tcx,
param_env,
method.def_id,