bjoernager/rust
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Don't elaborate non-obligations into obligations

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This commit is contained in:
Michael Goulet 2023-03-26 20:33:54 +00:00
parent 96bd50dd47
commit 1ce4b37900
20 changed files with 112 additions and 131 deletions
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6
compiler/rustc_trait_selection/src/traits/mod.rs
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@ -66,7 +66,7 @@ pub use self::util::{expand_trait_aliases, TraitAliasExpander};
pub use self::util::{get_vtable_index_of_object_method, impl_item_is_final, upcast_choices};
pub use self::util::{
supertrait_def_ids, supertraits, transitive_bounds, transitive_bounds_that_define_assoc_type,
SupertraitDefIds, Supertraits,
SupertraitDefIds,
};
pub use self::chalk_fulfill::FulfillmentContext as ChalkFulfillmentContext;
@ -267,9 +267,7 @@ pub fn normalize_param_env_or_error<'tcx>(
// and errors will get reported then; so outside of type inference we
// can be sure that no errors should occur.
let mut predicates: Vec<_> =
util::elaborate_predicates(tcx, unnormalized_env.caller_bounds().into_iter())
.map(|obligation| obligation.predicate)
.collect();
util::elaborate_predicates(tcx, unnormalized_env.caller_bounds().into_iter()).collect();
debug!("normalize_param_env_or_error: elaborated-predicates={:?}", predicates);