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lower impl const to bind to host effect param

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This commit is contained in:
Deadbeef 2023-07-25 05:58:53 +00:00
parent 4f7bb9890c
commit 92f4c59e48
24 changed files with 236 additions and 137 deletions
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21
compiler/rustc_trait_selection/src/traits/error_reporting/mod.rs
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@ -3102,27 +3102,6 @@ impl<'tcx> InferCtxtPrivExt<'tcx> for TypeErrCtxt<'_, 'tcx> {
) -> UnsatisfiedConst {
let unsatisfied_const = UnsatisfiedConst(false);
// FIXME(effects)
/* if trait_predicate.is_const_if_const() {
let non_const_predicate = trait_ref.without_const();
let non_const_obligation = Obligation {
cause: obligation.cause.clone(),
param_env: obligation.param_env,
predicate: non_const_predicate.to_predicate(self.tcx),
recursion_depth: obligation.recursion_depth,
};
if self.predicate_may_hold(&non_const_obligation) {
unsatisfied_const = UnsatisfiedConst(true);
err.span_note(
span,
format!(
"the trait `{}` is implemented for `{}`, \
but that implementation is not `const`",
non_const_predicate.print_modifiers_and_trait_path(),
trait_ref.skip_binder().self_ty(),
),
);
}
} */
unsatisfied_const
}