bjoernager/rust
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Normalize both trait and inherent

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Santiago Pastorino 2022-03-24 14:17:54 -03:00
parent 22b311bd82
commit f4bd1e14bd
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1 changed files with 9 additions and 16 deletions
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15
compiler/rustc_trait_selection/src/traits/coherence.rs
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@ -305,22 +305,15 @@ fn negative_impl<'cx, 'tcx>(
tcx.infer_ctxt().enter(|infcx| { tcx.infer_ctxt().enter(|infcx| {
// create a parameter environment corresponding to a (placeholder) instantiation of impl1 // create a parameter environment corresponding to a (placeholder) instantiation of impl1
let impl_env = tcx.param_env(impl1_def_id); let impl_env = tcx.param_env(impl1_def_id);
let subject1 = match tcx.impl_subject(impl1_def_id) { let subject1 = match traits::fully_normalize(
ImplSubject::Trait(impl1_trait_ref) => {
match traits::fully_normalize(
&infcx, &infcx,
FulfillmentContext::new(), FulfillmentContext::new(),
ObligationCause::dummy(), ObligationCause::dummy(),
impl_env, impl_env,
impl1_trait_ref, tcx.impl_subject(impl1_def_id),
) { ) {
Ok(impl1_trait_ref) => ImplSubject::Trait(impl1_trait_ref), Ok(s) => s,
Err(err) => { Err(err) => bug!("failed to fully normalize {:?}: {:?}", impl1_def_id, err),
bug!("failed to fully normalize {:?}: {:?}", impl1_trait_ref, err);
}
}
}
subject @ ImplSubject::Inherent(_) => subject,
}; };
let (subject2, obligations) = let (subject2, obligations) =