bjoernager/rust
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compiler: fold by value

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This commit is contained in:
Bastian Kauschke 2020-10-24 02:21:18 +02:00
parent 3ec6720bf1
commit 2bf93bd852
140 changed files with 679 additions and 699 deletions
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9
compiler/rustc_trait_selection/src/traits/auto_trait.rs
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@ -304,11 +304,8 @@ impl AutoTraitFinder<'tcx> {
// Call `infcx.resolve_vars_if_possible` to see if we can
// get rid of any inference variables.
let obligation = infcx.resolve_vars_if_possible(&Obligation::new(
dummy_cause.clone(),
new_env,
pred,
));
let obligation =
infcx.resolve_vars_if_possible(Obligation::new(dummy_cause.clone(), new_env, pred));
let result = select.select(&obligation);
match &result {
@ -627,7 +624,7 @@ impl AutoTraitFinder<'tcx> {
fresh_preds.insert(self.clean_pred(select.infcx(), obligation.predicate));
// Resolve any inference variables that we can, to help selection succeed
let predicate = select.infcx().resolve_vars_if_possible(&obligation.predicate);
let predicate = select.infcx().resolve_vars_if_possible(obligation.predicate);
// We only add a predicate as a user-displayable bound if
// it involves a generic parameter, and doesn't contain