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Check ADT fields for copy implementations considering regions

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This commit is contained in:
Michael Goulet 2022-11-30 20:41:02 +00:00
parent 0b90256ada
commit 8cf7f40a89
6 changed files with 83 additions and 26 deletions
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6
compiler/rustc_hir_analysis/src/coherence/builtin.rs
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@ -13,7 +13,9 @@ use rustc_infer::infer::TyCtxtInferExt;
use rustc_middle::ty::adjustment::CoerceUnsizedInfo;
use rustc_middle::ty::{self, suggest_constraining_type_params, Ty, TyCtxt, TypeVisitable};
use rustc_trait_selection::traits::error_reporting::TypeErrCtxtExt;
use rustc_trait_selection::traits::misc::{can_type_implement_copy, CopyImplementationError};
use rustc_trait_selection::traits::misc::{
type_allowed_to_implement_copy, CopyImplementationError,
};
use rustc_trait_selection::traits::predicate_for_trait_def;
use rustc_trait_selection::traits::{self, ObligationCause};
use std::collections::BTreeMap;
@ -82,7 +84,7 @@ fn visit_implementation_of_copy(tcx: TyCtxt<'_>, impl_did: LocalDefId) {
};
let cause = traits::ObligationCause::misc(span, impl_hir_id);
match can_type_implement_copy(tcx, param_env, self_type, cause) {
match type_allowed_to_implement_copy(tcx, param_env, self_type, cause) {
Ok(()) => {}
Err(CopyImplementationError::InfrigingFields(fields)) => {
let mut err = struct_span_err!(