mirror of https://github.com/rust-lang/rust.git
Auto merge of #112987 - compiler-errors:rollup-6anskq1, r=compiler-errors
Rollup of 8 pull requests Successful merges: - #111087 (Implement `Sync` for `mpsc::Sender`) - #112763 (Bump compiler_builtins) - #112963 (Stop bubbling out hidden types from the eval obligation queries) - #112965 (Don't emit same goal as input during `wf::unnormalized_obligations`) - #112973 (Make sure to include default en-US ftl resources for `rustc_error` crate) - #112981 (Fix return type notation errors with -Zlower-impl-trait-in-trait-to-assoc-ty) - #112983 (Fix return type notation associated type suggestion when -Zlower-impl-trait-in-trait-to-assoc-ty) - #112986 (Update cargo) r? `@ghost` `@rustbot` modify labels: rollup
This commit is contained in:
commit
e0ba2d038d
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@ -697,9 +697,9 @@ dependencies = [
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[[package]]
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[[package]]
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name = "compiler_builtins"
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name = "compiler_builtins"
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version = "0.1.92"
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version = "0.1.93"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "64518f1ae689f74db058bbfb3238dfe6eb53f59f4ae712f1ff4348628522e190"
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checksum = "76630810d973ecea3dbf611e1b7aecfb1012751ef1ff8de3998f89014a166781"
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dependencies = [
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dependencies = [
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"cc",
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"cc",
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"rustc-std-workspace-core",
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"rustc-std-workspace-core",
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|
|
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@ -97,6 +97,7 @@ pub static DEFAULT_LOCALE_RESOURCES: &[&str] = &[
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rustc_codegen_ssa::DEFAULT_LOCALE_RESOURCE,
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rustc_codegen_ssa::DEFAULT_LOCALE_RESOURCE,
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rustc_const_eval::DEFAULT_LOCALE_RESOURCE,
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rustc_const_eval::DEFAULT_LOCALE_RESOURCE,
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rustc_error_messages::DEFAULT_LOCALE_RESOURCE,
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rustc_error_messages::DEFAULT_LOCALE_RESOURCE,
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rustc_errors::DEFAULT_LOCALE_RESOURCE,
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rustc_expand::DEFAULT_LOCALE_RESOURCE,
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rustc_expand::DEFAULT_LOCALE_RESOURCE,
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rustc_hir_analysis::DEFAULT_LOCALE_RESOURCE,
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rustc_hir_analysis::DEFAULT_LOCALE_RESOURCE,
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rustc_hir_typeck::DEFAULT_LOCALE_RESOURCE,
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rustc_hir_typeck::DEFAULT_LOCALE_RESOURCE,
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|
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@ -412,7 +412,7 @@ impl<'tcx> dyn AstConv<'tcx> + '_ {
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// an RPITIT (return-position impl trait in trait) or AFIT (async fn in trait).
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// an RPITIT (return-position impl trait in trait) or AFIT (async fn in trait).
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let output = tcx.fn_sig(assoc_item.def_id).skip_binder().output();
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let output = tcx.fn_sig(assoc_item.def_id).skip_binder().output();
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let output = if let ty::Alias(ty::Projection, alias_ty) = *output.skip_binder().kind()
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let output = if let ty::Alias(ty::Projection, alias_ty) = *output.skip_binder().kind()
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&& tcx.def_kind(alias_ty.def_id) == DefKind::ImplTraitPlaceholder
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&& tcx.is_impl_trait_in_trait(alias_ty.def_id)
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{
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{
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alias_ty
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alias_ty
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} else {
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} else {
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|
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@ -122,9 +122,13 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
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|
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let all_candidate_names: Vec<_> = all_candidates()
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let all_candidate_names: Vec<_> = all_candidates()
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.flat_map(|r| self.tcx().associated_items(r.def_id()).in_definition_order())
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.flat_map(|r| self.tcx().associated_items(r.def_id()).in_definition_order())
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.filter_map(
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.filter_map(|item| {
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|item| if item.kind == ty::AssocKind::Type { Some(item.name) } else { None },
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if item.opt_rpitit_info.is_none() && item.kind == ty::AssocKind::Type {
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)
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Some(item.name)
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} else {
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None
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}
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})
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.collect();
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.collect();
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|
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if let (Some(suggested_name), true) = (
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if let (Some(suggested_name), true) = (
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@ -159,9 +163,13 @@ impl<'o, 'tcx> dyn AstConv<'tcx> + 'o {
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.flat_map(|trait_def_id| {
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.flat_map(|trait_def_id| {
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self.tcx().associated_items(*trait_def_id).in_definition_order()
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self.tcx().associated_items(*trait_def_id).in_definition_order()
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})
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})
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.filter_map(
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.filter_map(|item| {
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|item| if item.kind == ty::AssocKind::Type { Some(item.name) } else { None },
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if item.opt_rpitit_info.is_none() && item.kind == ty::AssocKind::Type {
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)
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Some(item.name)
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} else {
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None
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}
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})
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.collect();
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.collect();
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|
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if let (Some(suggested_name), true) = (
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if let (Some(suggested_name), true) = (
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|
|
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@ -1049,6 +1049,7 @@ impl<'tcx> TypeErrCtxtExt<'tcx> for TypeErrCtxt<'_, 'tcx> {
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}
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}
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|
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ty::PredicateKind::Clause(ty::ClauseKind::WellFormed(ty)) => {
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ty::PredicateKind::Clause(ty::ClauseKind::WellFormed(ty)) => {
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let ty = self.resolve_vars_if_possible(ty);
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match self.tcx.sess.opts.unstable_opts.trait_solver {
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match self.tcx.sess.opts.unstable_opts.trait_solver {
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TraitSolver::Classic => {
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TraitSolver::Classic => {
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// WF predicates cannot themselves make
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// WF predicates cannot themselves make
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|
|
|
@ -77,12 +77,19 @@ pub fn unnormalized_obligations<'tcx>(
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param_env: ty::ParamEnv<'tcx>,
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param_env: ty::ParamEnv<'tcx>,
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arg: GenericArg<'tcx>,
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arg: GenericArg<'tcx>,
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) -> Option<Vec<traits::PredicateObligation<'tcx>>> {
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) -> Option<Vec<traits::PredicateObligation<'tcx>>> {
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debug_assert_eq!(arg, infcx.resolve_vars_if_possible(arg));
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// However, if `arg` IS an unresolved inference variable, returns `None`,
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// because we are not able to make any progress at all. This is to prevent
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// "livelock" where we say "$0 is WF if $0 is WF".
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|
if arg.is_non_region_infer() {
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return None;
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}
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|
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if let ty::GenericArgKind::Lifetime(..) = arg.unpack() {
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if let ty::GenericArgKind::Lifetime(..) = arg.unpack() {
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return Some(vec![]);
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return Some(vec![]);
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}
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}
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debug_assert_eq!(arg, infcx.resolve_vars_if_possible(arg));
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let mut wf = WfPredicates {
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let mut wf = WfPredicates {
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infcx,
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infcx,
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param_env,
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param_env,
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@ -1,6 +1,5 @@
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use rustc_infer::infer::TyCtxtInferExt;
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use rustc_infer::infer::TyCtxtInferExt;
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use rustc_middle::query::Providers;
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use rustc_middle::query::Providers;
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use rustc_middle::traits::DefiningAnchor;
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use rustc_middle::ty::{ParamEnvAnd, TyCtxt};
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use rustc_middle::ty::{ParamEnvAnd, TyCtxt};
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use rustc_span::source_map::DUMMY_SP;
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use rustc_span::source_map::DUMMY_SP;
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use rustc_trait_selection::traits::query::CanonicalPredicateGoal;
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use rustc_trait_selection::traits::query::CanonicalPredicateGoal;
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@ -18,12 +17,8 @@ fn evaluate_obligation<'tcx>(
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) -> Result<EvaluationResult, OverflowError> {
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) -> Result<EvaluationResult, OverflowError> {
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assert!(!tcx.next_trait_solver_globally());
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assert!(!tcx.next_trait_solver_globally());
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debug!("evaluate_obligation(canonical_goal={:#?})", canonical_goal);
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debug!("evaluate_obligation(canonical_goal={:#?})", canonical_goal);
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// HACK This bubble is required for this tests to pass:
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let (ref infcx, goal, _canonical_inference_vars) =
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// impl-trait/issue99642.rs
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tcx.infer_ctxt().build_with_canonical(DUMMY_SP, &canonical_goal);
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let (ref infcx, goal, _canonical_inference_vars) = tcx
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.infer_ctxt()
|
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.with_opaque_type_inference(DefiningAnchor::Bubble)
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.build_with_canonical(DUMMY_SP, &canonical_goal);
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debug!("evaluate_obligation: goal={:#?}", goal);
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debug!("evaluate_obligation: goal={:#?}", goal);
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let ParamEnvAnd { param_env, value: predicate } = goal;
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let ParamEnvAnd { param_env, value: predicate } = goal;
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|
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|
|
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@ -2,7 +2,6 @@ use rustc_infer::infer::canonical::{Canonical, QueryResponse};
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use rustc_infer::infer::TyCtxtInferExt;
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use rustc_infer::infer::TyCtxtInferExt;
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use rustc_middle::query::Providers;
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use rustc_middle::query::Providers;
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use rustc_middle::traits::query::NoSolution;
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use rustc_middle::traits::query::NoSolution;
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use rustc_middle::traits::DefiningAnchor;
|
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use rustc_middle::ty::{FnSig, Lift, PolyFnSig, Ty, TyCtxt, TypeFoldable};
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use rustc_middle::ty::{FnSig, Lift, PolyFnSig, Ty, TyCtxt, TypeFoldable};
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use rustc_middle::ty::{ParamEnvAnd, Predicate};
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use rustc_middle::ty::{ParamEnvAnd, Predicate};
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use rustc_trait_selection::infer::InferCtxtBuilderExt;
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use rustc_trait_selection::infer::InferCtxtBuilderExt;
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|
@ -106,15 +105,10 @@ fn type_op_prove_predicate<'tcx>(
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tcx: TyCtxt<'tcx>,
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tcx: TyCtxt<'tcx>,
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canonicalized: Canonical<'tcx, ParamEnvAnd<'tcx, ProvePredicate<'tcx>>>,
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canonicalized: Canonical<'tcx, ParamEnvAnd<'tcx, ProvePredicate<'tcx>>>,
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) -> Result<&'tcx Canonical<'tcx, QueryResponse<'tcx, ()>>, NoSolution> {
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) -> Result<&'tcx Canonical<'tcx, QueryResponse<'tcx, ()>>, NoSolution> {
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// HACK This bubble is required for this test to pass:
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tcx.infer_ctxt().enter_canonical_trait_query(&canonicalized, |ocx, key| {
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// impl-trait/issue-99642.rs
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type_op_prove_predicate_with_cause(ocx, key, ObligationCause::dummy());
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tcx.infer_ctxt().with_opaque_type_inference(DefiningAnchor::Bubble).enter_canonical_trait_query(
|
Ok(())
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&canonicalized,
|
})
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|ocx, key| {
|
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type_op_prove_predicate_with_cause(ocx, key, ObligationCause::dummy());
|
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Ok(())
|
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},
|
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)
|
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}
|
}
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|
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/// The core of the `type_op_prove_predicate` query: for diagnostics purposes in NLL HRTB errors,
|
/// The core of the `type_op_prove_predicate` query: for diagnostics purposes in NLL HRTB errors,
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|
|
|
@ -18,7 +18,7 @@ panic_unwind = { path = "../panic_unwind", optional = true }
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panic_abort = { path = "../panic_abort" }
|
panic_abort = { path = "../panic_abort" }
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core = { path = "../core", public = true }
|
core = { path = "../core", public = true }
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libc = { version = "0.2.146", default-features = false, features = ['rustc-dep-of-std'], public = true }
|
libc = { version = "0.2.146", default-features = false, features = ['rustc-dep-of-std'], public = true }
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compiler_builtins = { version = "0.1.92" }
|
compiler_builtins = { version = "0.1.93" }
|
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profiler_builtins = { path = "../profiler_builtins", optional = true }
|
profiler_builtins = { path = "../profiler_builtins", optional = true }
|
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unwind = { path = "../unwind" }
|
unwind = { path = "../unwind" }
|
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hashbrown = { version = "0.14", default-features = false, features = ['rustc-dep-of-std'] }
|
hashbrown = { version = "0.14", default-features = false, features = ['rustc-dep-of-std'] }
|
||||||
|
|
|
@ -347,8 +347,8 @@ pub struct Sender<T> {
|
||||||
#[stable(feature = "rust1", since = "1.0.0")]
|
#[stable(feature = "rust1", since = "1.0.0")]
|
||||||
unsafe impl<T: Send> Send for Sender<T> {}
|
unsafe impl<T: Send> Send for Sender<T> {}
|
||||||
|
|
||||||
#[stable(feature = "rust1", since = "1.0.0")]
|
#[stable(feature = "mpsc_sender_sync", since = "CURRENT_RUSTC_VERSION")]
|
||||||
impl<T> !Sync for Sender<T> {}
|
unsafe impl<T: Send> Sync for Sender<T> {}
|
||||||
|
|
||||||
/// The sending-half of Rust's synchronous [`sync_channel`] type.
|
/// The sending-half of Rust's synchronous [`sync_channel`] type.
|
||||||
///
|
///
|
||||||
|
|
|
@ -1 +1 @@
|
||||||
Subproject commit 4cebd130ebca3bc219180a54f3e26cc1b14a91de
|
Subproject commit 03bc66b55c290324bd46eb22e369c8fae1908f91
|
|
@ -8,4 +8,5 @@ all:
|
||||||
RUST_TARGET_PATH=. $(RUSTC) foo.rs --target=my-x86_64-unknown-linux-gnu-platform --crate-type=lib --emit=asm
|
RUST_TARGET_PATH=. $(RUSTC) foo.rs --target=my-x86_64-unknown-linux-gnu-platform --crate-type=lib --emit=asm
|
||||||
$(RUSTC) -Z unstable-options --target=my-awesome-platform.json --print target-spec-json > $(TMPDIR)/test-platform.json && $(RUSTC) -Z unstable-options --target=$(TMPDIR)/test-platform.json --print target-spec-json | diff -q $(TMPDIR)/test-platform.json -
|
$(RUSTC) -Z unstable-options --target=my-awesome-platform.json --print target-spec-json > $(TMPDIR)/test-platform.json && $(RUSTC) -Z unstable-options --target=$(TMPDIR)/test-platform.json --print target-spec-json | diff -q $(TMPDIR)/test-platform.json -
|
||||||
$(RUSTC) foo.rs --target=definitely-not-builtin-target 2>&1 | $(CGREP) 'may not set is_builtin'
|
$(RUSTC) foo.rs --target=definitely-not-builtin-target 2>&1 | $(CGREP) 'may not set is_builtin'
|
||||||
|
$(RUSTC) foo.rs --target=endianness-mismatch 2>&1 | $(CGREP) '"data-layout" claims architecture is little-endian'
|
||||||
$(RUSTC) foo.rs --target=mismatching-data-layout --crate-type=lib
|
$(RUSTC) foo.rs --target=mismatching-data-layout --crate-type=lib
|
||||||
|
|
|
@ -0,0 +1,11 @@
|
||||||
|
{
|
||||||
|
"pre-link-args": {"gcc": ["-m64"]},
|
||||||
|
"data-layout": "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128",
|
||||||
|
"linker-flavor": "gcc",
|
||||||
|
"llvm-target": "x86_64-unknown-linux-gnu",
|
||||||
|
"target-endian": "big",
|
||||||
|
"target-pointer-width": "64",
|
||||||
|
"target-c-int-width": "32",
|
||||||
|
"arch": "x86_64",
|
||||||
|
"os": "linux"
|
||||||
|
}
|
|
@ -1,11 +1,11 @@
|
||||||
error: return type notation uses `()` instead of `(..)` for elided arguments
|
error: return type notation uses `()` instead of `(..)` for elided arguments
|
||||||
--> $DIR/bad-inputs-and-output.rs:18:24
|
--> $DIR/bad-inputs-and-output.rs:20:24
|
||||||
|
|
|
|
||||||
LL | fn baz<T: Trait<method(..): Send>>() {}
|
LL | fn baz<T: Trait<method(..): Send>>() {}
|
||||||
| ^^ help: remove the `..`
|
| ^^ help: remove the `..`
|
||||||
|
|
||||||
error[E0658]: associated type bounds are unstable
|
error[E0658]: associated type bounds are unstable
|
||||||
--> $DIR/bad-inputs-and-output.rs:10:17
|
--> $DIR/bad-inputs-and-output.rs:12:17
|
||||||
|
|
|
|
||||||
LL | fn foo<T: Trait<method(i32): Send>>() {}
|
LL | fn foo<T: Trait<method(i32): Send>>() {}
|
||||||
| ^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^
|
||||||
|
@ -14,7 +14,7 @@ LL | fn foo<T: Trait<method(i32): Send>>() {}
|
||||||
= help: add `#![feature(associated_type_bounds)]` to the crate attributes to enable
|
= help: add `#![feature(associated_type_bounds)]` to the crate attributes to enable
|
||||||
|
|
||||||
error[E0658]: associated type bounds are unstable
|
error[E0658]: associated type bounds are unstable
|
||||||
--> $DIR/bad-inputs-and-output.rs:14:17
|
--> $DIR/bad-inputs-and-output.rs:16:17
|
||||||
|
|
|
|
||||||
LL | fn bar<T: Trait<method() -> (): Send>>() {}
|
LL | fn bar<T: Trait<method() -> (): Send>>() {}
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
@ -23,7 +23,7 @@ LL | fn bar<T: Trait<method() -> (): Send>>() {}
|
||||||
= help: add `#![feature(associated_type_bounds)]` to the crate attributes to enable
|
= help: add `#![feature(associated_type_bounds)]` to the crate attributes to enable
|
||||||
|
|
||||||
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
--> $DIR/bad-inputs-and-output.rs:3:12
|
--> $DIR/bad-inputs-and-output.rs:5:12
|
||||||
|
|
|
|
||||||
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
@ -32,13 +32,13 @@ LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
= note: `#[warn(incomplete_features)]` on by default
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
error: argument types not allowed with return type notation
|
error: argument types not allowed with return type notation
|
||||||
--> $DIR/bad-inputs-and-output.rs:10:23
|
--> $DIR/bad-inputs-and-output.rs:12:23
|
||||||
|
|
|
|
||||||
LL | fn foo<T: Trait<method(i32): Send>>() {}
|
LL | fn foo<T: Trait<method(i32): Send>>() {}
|
||||||
| ^^^^^ help: remove the input types: `()`
|
| ^^^^^ help: remove the input types: `()`
|
||||||
|
|
||||||
error: return type not allowed with return type notation
|
error: return type not allowed with return type notation
|
||||||
--> $DIR/bad-inputs-and-output.rs:14:25
|
--> $DIR/bad-inputs-and-output.rs:16:25
|
||||||
|
|
|
|
||||||
LL | fn bar<T: Trait<method() -> (): Send>>() {}
|
LL | fn bar<T: Trait<method() -> (): Send>>() {}
|
||||||
| ^^^^^^ help: remove the return type
|
| ^^^^^^ help: remove the return type
|
|
@ -0,0 +1,48 @@
|
||||||
|
error: return type notation uses `()` instead of `(..)` for elided arguments
|
||||||
|
--> $DIR/bad-inputs-and-output.rs:20:24
|
||||||
|
|
|
||||||
|
LL | fn baz<T: Trait<method(..): Send>>() {}
|
||||||
|
| ^^ help: remove the `..`
|
||||||
|
|
||||||
|
error[E0658]: associated type bounds are unstable
|
||||||
|
--> $DIR/bad-inputs-and-output.rs:12:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<method(i32): Send>>() {}
|
||||||
|
| ^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #52662 <https://github.com/rust-lang/rust/issues/52662> for more information
|
||||||
|
= help: add `#![feature(associated_type_bounds)]` to the crate attributes to enable
|
||||||
|
|
||||||
|
error[E0658]: associated type bounds are unstable
|
||||||
|
--> $DIR/bad-inputs-and-output.rs:16:17
|
||||||
|
|
|
||||||
|
LL | fn bar<T: Trait<method() -> (): Send>>() {}
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #52662 <https://github.com/rust-lang/rust/issues/52662> for more information
|
||||||
|
= help: add `#![feature(associated_type_bounds)]` to the crate attributes to enable
|
||||||
|
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/bad-inputs-and-output.rs:5:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
error: argument types not allowed with return type notation
|
||||||
|
--> $DIR/bad-inputs-and-output.rs:12:23
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<method(i32): Send>>() {}
|
||||||
|
| ^^^^^ help: remove the input types: `()`
|
||||||
|
|
||||||
|
error: return type not allowed with return type notation
|
||||||
|
--> $DIR/bad-inputs-and-output.rs:16:25
|
||||||
|
|
|
||||||
|
LL | fn bar<T: Trait<method() -> (): Send>>() {}
|
||||||
|
| ^^^^^^ help: remove the return type
|
||||||
|
|
||||||
|
error: aborting due to 5 previous errors; 1 warning emitted
|
||||||
|
|
||||||
|
For more information about this error, try `rustc --explain E0658`.
|
|
@ -1,4 +1,6 @@
|
||||||
// edition: 2021
|
// edition: 2021
|
||||||
|
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// revisions: current next
|
||||||
|
|
||||||
#![feature(return_type_notation, async_fn_in_trait)]
|
#![feature(return_type_notation, async_fn_in_trait)]
|
||||||
//~^ WARN the feature `return_type_notation` is incomplete
|
//~^ WARN the feature `return_type_notation` is incomplete
|
||||||
|
|
|
@ -0,0 +1,11 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/basic.rs:8:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
warning: 1 warning emitted
|
||||||
|
|
|
@ -0,0 +1,29 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/basic.rs:8:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
error: future cannot be sent between threads safely
|
||||||
|
--> $DIR/basic.rs:26:13
|
||||||
|
|
|
||||||
|
LL | is_send(foo::<T>());
|
||||||
|
| ^^^^^^^^^^ future returned by `foo` is not `Send`
|
||||||
|
|
|
||||||
|
= help: within `impl Future<Output = Result<(), ()>>`, the trait `Send` is not implemented for `impl Future<Output = Result<(), ()>>`
|
||||||
|
note: future is not `Send` as it awaits another future which is not `Send`
|
||||||
|
--> $DIR/basic.rs:16:5
|
||||||
|
|
|
||||||
|
LL | T::method().await?;
|
||||||
|
| ^^^^^^^^^^^ await occurs here on type `impl Future<Output = Result<(), ()>>`, which is not `Send`
|
||||||
|
note: required by a bound in `is_send`
|
||||||
|
--> $DIR/basic.rs:20:20
|
||||||
|
|
|
||||||
|
LL | fn is_send(_: impl Send) {}
|
||||||
|
| ^^^^ required by this bound in `is_send`
|
||||||
|
|
||||||
|
error: aborting due to previous error; 1 warning emitted
|
||||||
|
|
|
@ -0,0 +1,11 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/basic.rs:8:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
warning: 1 warning emitted
|
||||||
|
|
|
@ -0,0 +1,29 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/basic.rs:8:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
error: future cannot be sent between threads safely
|
||||||
|
--> $DIR/basic.rs:26:13
|
||||||
|
|
|
||||||
|
LL | is_send(foo::<T>());
|
||||||
|
| ^^^^^^^^^^ future returned by `foo` is not `Send`
|
||||||
|
|
|
||||||
|
= help: within `impl Future<Output = Result<(), ()>>`, the trait `Send` is not implemented for `impl Future<Output = Result<(), ()>>`
|
||||||
|
note: future is not `Send` as it awaits another future which is not `Send`
|
||||||
|
--> $DIR/basic.rs:16:5
|
||||||
|
|
|
||||||
|
LL | T::method().await?;
|
||||||
|
| ^^^^^^^^^^^ await occurs here on type `impl Future<Output = Result<(), ()>>`, which is not `Send`
|
||||||
|
note: required by a bound in `is_send`
|
||||||
|
--> $DIR/basic.rs:20:20
|
||||||
|
|
|
||||||
|
LL | fn is_send(_: impl Send) {}
|
||||||
|
| ^^^^ required by this bound in `is_send`
|
||||||
|
|
||||||
|
error: aborting due to previous error; 1 warning emitted
|
||||||
|
|
|
@ -1,6 +1,9 @@
|
||||||
// revisions: with without
|
// revisions: current_with current_without next_with next_without
|
||||||
|
// [next_with] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// [next_without] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
// edition: 2021
|
// edition: 2021
|
||||||
//[with] check-pass
|
// [current_with] check-pass
|
||||||
|
// [next_with] check-pass
|
||||||
|
|
||||||
#![feature(return_type_notation, async_fn_in_trait)]
|
#![feature(return_type_notation, async_fn_in_trait)]
|
||||||
//~^ WARN the feature `return_type_notation` is incomplete
|
//~^ WARN the feature `return_type_notation` is incomplete
|
||||||
|
@ -17,11 +20,12 @@ async fn foo<T: Foo>() -> Result<(), ()> {
|
||||||
fn is_send(_: impl Send) {}
|
fn is_send(_: impl Send) {}
|
||||||
|
|
||||||
fn test<
|
fn test<
|
||||||
#[cfg(with)] T: Foo<method(): Send>,
|
#[cfg(any(current_with, next_with))] T: Foo<method(): Send>,
|
||||||
#[cfg(without)] T: Foo,
|
#[cfg(any(current_without, next_without))] T: Foo,
|
||||||
>() {
|
>() {
|
||||||
is_send(foo::<T>());
|
is_send(foo::<T>());
|
||||||
//[without]~^ ERROR future cannot be sent between threads safely
|
//[current_without]~^ ERROR future cannot be sent between threads safely
|
||||||
|
//[next_without]~^^ ERROR future cannot be sent between threads safely
|
||||||
}
|
}
|
||||||
|
|
||||||
fn main() {}
|
fn main() {}
|
||||||
|
|
|
@ -1,5 +1,5 @@
|
||||||
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
--> $DIR/equality.rs:3:12
|
--> $DIR/equality.rs:5:12
|
||||||
|
|
|
|
||||||
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
@ -8,7 +8,7 @@ LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
= note: `#[warn(incomplete_features)]` on by default
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
error: return type notation is not allowed to use type equality
|
error: return type notation is not allowed to use type equality
|
||||||
--> $DIR/equality.rs:12:18
|
--> $DIR/equality.rs:14:18
|
||||||
|
|
|
|
||||||
LL | fn test<T: Trait<method() = Box<dyn Future<Output = ()>>>>() {}
|
LL | fn test<T: Trait<method() = Box<dyn Future<Output = ()>>>>() {}
|
||||||
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
@ -0,0 +1,17 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/equality.rs:5:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation, async_fn_in_trait)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
error: return type notation is not allowed to use type equality
|
||||||
|
--> $DIR/equality.rs:14:18
|
||||||
|
|
|
||||||
|
LL | fn test<T: Trait<method() = Box<dyn Future<Output = ()>>>>() {}
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
||||||
|
error: aborting due to previous error; 1 warning emitted
|
||||||
|
|
|
@ -1,4 +1,6 @@
|
||||||
// edition: 2021
|
// edition: 2021
|
||||||
|
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// revisions: current next
|
||||||
|
|
||||||
#![feature(return_type_notation, async_fn_in_trait)]
|
#![feature(return_type_notation, async_fn_in_trait)]
|
||||||
//~^ WARN the feature `return_type_notation` is incomplete
|
//~^ WARN the feature `return_type_notation` is incomplete
|
||||||
|
|
|
@ -1,18 +1,25 @@
|
||||||
error[E0277]: `Sender<i32>` cannot be shared between threads safely
|
error[E0277]: `*mut ()` cannot be shared between threads safely
|
||||||
--> $DIR/issue-70935-complex-spans.rs:13:45
|
--> $DIR/issue-70935-complex-spans.rs:18:23
|
||||||
|
|
|
|
||||||
LL | fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send {
|
LL | fn foo(x: NotSync) -> impl Future + Send {
|
||||||
| ^^^^^^^^^^^^^^^^^^ `Sender<i32>` cannot be shared between threads safely
|
| ^^^^^^^^^^^^^^^^^^ `*mut ()` cannot be shared between threads safely
|
||||||
|
|
|
|
||||||
= help: the trait `Sync` is not implemented for `Sender<i32>`
|
= help: within `NotSync`, the trait `Sync` is not implemented for `*mut ()`
|
||||||
= note: required for `&Sender<i32>` to implement `Send`
|
note: required because it appears within the type `PhantomData<*mut ()>`
|
||||||
|
--> $SRC_DIR/core/src/marker.rs:LL:COL
|
||||||
|
note: required because it appears within the type `NotSync`
|
||||||
|
--> $DIR/issue-70935-complex-spans.rs:12:8
|
||||||
|
|
|
||||||
|
LL | struct NotSync(PhantomData<*mut ()>);
|
||||||
|
| ^^^^^^^
|
||||||
|
= note: required for `&NotSync` to implement `Send`
|
||||||
note: required because it's used within this closure
|
note: required because it's used within this closure
|
||||||
--> $DIR/issue-70935-complex-spans.rs:17:13
|
--> $DIR/issue-70935-complex-spans.rs:22:13
|
||||||
|
|
|
|
||||||
LL | baz(|| async{
|
LL | baz(|| async {
|
||||||
| ^^
|
| ^^
|
||||||
note: required because it's used within this `async fn` body
|
note: required because it's used within this `async fn` body
|
||||||
--> $DIR/issue-70935-complex-spans.rs:10:67
|
--> $DIR/issue-70935-complex-spans.rs:15:67
|
||||||
|
|
|
|
||||||
LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
|
LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
|
||||||
| ___________________________________________________________________^
|
| ___________________________________________________________________^
|
||||||
|
@ -20,11 +27,11 @@ LL | | }
|
||||||
| |_^
|
| |_^
|
||||||
= note: required because it captures the following types: `ResumeTy`, `impl Future<Output = ()>`, `()`
|
= note: required because it captures the following types: `ResumeTy`, `impl Future<Output = ()>`, `()`
|
||||||
note: required because it's used within this `async` block
|
note: required because it's used within this `async` block
|
||||||
--> $DIR/issue-70935-complex-spans.rs:16:5
|
--> $DIR/issue-70935-complex-spans.rs:21:5
|
||||||
|
|
|
|
||||||
LL | / async move {
|
LL | / async move {
|
||||||
LL | | baz(|| async{
|
LL | | baz(|| async {
|
||||||
LL | | foo(tx.clone());
|
LL | | foo(x.clone());
|
||||||
LL | | }).await;
|
LL | | }).await;
|
||||||
LL | | }
|
LL | | }
|
||||||
| |_____^
|
| |_____^
|
||||||
|
|
|
@ -1,18 +1,25 @@
|
||||||
error[E0277]: `Sender<i32>` cannot be shared between threads safely
|
error[E0277]: `*mut ()` cannot be shared between threads safely
|
||||||
--> $DIR/issue-70935-complex-spans.rs:13:45
|
--> $DIR/issue-70935-complex-spans.rs:18:23
|
||||||
|
|
|
|
||||||
LL | fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send {
|
LL | fn foo(x: NotSync) -> impl Future + Send {
|
||||||
| ^^^^^^^^^^^^^^^^^^ `Sender<i32>` cannot be shared between threads safely
|
| ^^^^^^^^^^^^^^^^^^ `*mut ()` cannot be shared between threads safely
|
||||||
|
|
|
|
||||||
= help: the trait `Sync` is not implemented for `Sender<i32>`
|
= help: within `NotSync`, the trait `Sync` is not implemented for `*mut ()`
|
||||||
= note: required for `&Sender<i32>` to implement `Send`
|
note: required because it appears within the type `PhantomData<*mut ()>`
|
||||||
|
--> $SRC_DIR/core/src/marker.rs:LL:COL
|
||||||
|
note: required because it appears within the type `NotSync`
|
||||||
|
--> $DIR/issue-70935-complex-spans.rs:12:8
|
||||||
|
|
|
||||||
|
LL | struct NotSync(PhantomData<*mut ()>);
|
||||||
|
| ^^^^^^^
|
||||||
|
= note: required for `&NotSync` to implement `Send`
|
||||||
note: required because it's used within this closure
|
note: required because it's used within this closure
|
||||||
--> $DIR/issue-70935-complex-spans.rs:17:13
|
--> $DIR/issue-70935-complex-spans.rs:22:13
|
||||||
|
|
|
|
||||||
LL | baz(|| async{
|
LL | baz(|| async {
|
||||||
| ^^
|
| ^^
|
||||||
note: required because it's used within this `async fn` body
|
note: required because it's used within this `async fn` body
|
||||||
--> $DIR/issue-70935-complex-spans.rs:10:67
|
--> $DIR/issue-70935-complex-spans.rs:15:67
|
||||||
|
|
|
|
||||||
LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
|
LL | async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
|
||||||
| ___________________________________________________________________^
|
| ___________________________________________________________________^
|
||||||
|
@ -20,11 +27,11 @@ LL | | }
|
||||||
| |_^
|
| |_^
|
||||||
= note: required because it captures the following types: `impl Future<Output = ()>`
|
= note: required because it captures the following types: `impl Future<Output = ()>`
|
||||||
note: required because it's used within this `async` block
|
note: required because it's used within this `async` block
|
||||||
--> $DIR/issue-70935-complex-spans.rs:16:5
|
--> $DIR/issue-70935-complex-spans.rs:21:5
|
||||||
|
|
|
|
||||||
LL | / async move {
|
LL | / async move {
|
||||||
LL | | baz(|| async{
|
LL | | baz(|| async {
|
||||||
LL | | foo(tx.clone());
|
LL | | foo(x.clone());
|
||||||
LL | | }).await;
|
LL | | }).await;
|
||||||
LL | | }
|
LL | | }
|
||||||
| |_____^
|
| |_____^
|
||||||
|
|
|
@ -1,21 +1,21 @@
|
||||||
error: future cannot be sent between threads safely
|
error: future cannot be sent between threads safely
|
||||||
--> $DIR/issue-70935-complex-spans.rs:13:45
|
--> $DIR/issue-70935-complex-spans.rs:18:23
|
||||||
|
|
|
|
||||||
LL | fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send {
|
LL | fn foo(x: NotSync) -> impl Future + Send {
|
||||||
| ^^^^^^^^^^^^^^^^^^ future created by async block is not `Send`
|
| ^^^^^^^^^^^^^^^^^^ future created by async block is not `Send`
|
||||||
|
|
|
|
||||||
= help: the trait `Sync` is not implemented for `Sender<i32>`
|
= help: within `NotSync`, the trait `Sync` is not implemented for `*mut ()`
|
||||||
note: future is not `Send` as this value is used across an await
|
note: future is not `Send` as this value is used across an await
|
||||||
--> $DIR/issue-70935-complex-spans.rs:19:12
|
--> $DIR/issue-70935-complex-spans.rs:24:12
|
||||||
|
|
|
|
||||||
LL | baz(|| async{
|
LL | baz(|| async {
|
||||||
| _____________-
|
| _____________-
|
||||||
LL | | foo(tx.clone());
|
LL | | foo(x.clone());
|
||||||
LL | | }).await;
|
LL | | }).await;
|
||||||
| | - ^^^^^- the value is later dropped here
|
| | - ^^^^^- the value is later dropped here
|
||||||
| | | |
|
| | | |
|
||||||
| |_________| await occurs here, with the value maybe used later
|
| |_________| await occurs here, with the value maybe used later
|
||||||
| has type `[closure@$DIR/issue-70935-complex-spans.rs:17:13: 17:15]` which is not `Send`
|
| has type `[closure@$DIR/issue-70935-complex-spans.rs:22:13: 22:15]` which is not `Send`
|
||||||
|
|
||||||
error: aborting due to previous error
|
error: aborting due to previous error
|
||||||
|
|
||||||
|
|
|
@ -6,16 +6,21 @@
|
||||||
// with newlines which lead complex diagnostics.
|
// with newlines which lead complex diagnostics.
|
||||||
|
|
||||||
use std::future::Future;
|
use std::future::Future;
|
||||||
|
use std::marker::PhantomData;
|
||||||
|
|
||||||
|
#[derive(Clone)]
|
||||||
|
struct NotSync(PhantomData<*mut ()>);
|
||||||
|
unsafe impl Send for NotSync {}
|
||||||
|
|
||||||
async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
|
async fn baz<T>(_c: impl FnMut() -> T) where T: Future<Output=()> {
|
||||||
}
|
}
|
||||||
|
|
||||||
fn foo(tx: std::sync::mpsc::Sender<i32>) -> impl Future + Send {
|
fn foo(x: NotSync) -> impl Future + Send {
|
||||||
//[no_drop_tracking]~^ ERROR future cannot be sent between threads safely
|
//[no_drop_tracking]~^ ERROR future cannot be sent between threads safely
|
||||||
//[drop_tracking,drop_tracking_mir]~^^ ERROR `Sender<i32>` cannot be shared between threads
|
//[drop_tracking,drop_tracking_mir]~^^ ERROR `*mut ()` cannot be shared between threads
|
||||||
async move {
|
async move {
|
||||||
baz(|| async{
|
baz(|| async {
|
||||||
foo(tx.clone());
|
foo(x.clone());
|
||||||
}).await;
|
}).await;
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
@ -24,6 +29,6 @@ fn bar(_s: impl Future + Send) {
|
||||||
}
|
}
|
||||||
|
|
||||||
fn main() {
|
fn main() {
|
||||||
let (tx, _rx) = std::sync::mpsc::channel();
|
let x = NotSync(PhantomData);
|
||||||
bar(foo(tx));
|
bar(foo(x));
|
||||||
}
|
}
|
||||||
|
|
|
@ -1,5 +1,5 @@
|
||||||
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
--> $DIR/issue-110963-early.rs:4:12
|
--> $DIR/issue-110963-early.rs:6:12
|
||||||
|
|
|
|
||||||
LL | #![feature(return_type_notation)]
|
LL | #![feature(return_type_notation)]
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
@ -8,7 +8,7 @@ LL | #![feature(return_type_notation)]
|
||||||
= note: `#[warn(incomplete_features)]` on by default
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
error: higher-ranked lifetime error
|
error: higher-ranked lifetime error
|
||||||
--> $DIR/issue-110963-early.rs:15:5
|
--> $DIR/issue-110963-early.rs:17:5
|
||||||
|
|
|
|
||||||
LL | / spawn(async move {
|
LL | / spawn(async move {
|
||||||
LL | | let mut hc = hc;
|
LL | | let mut hc = hc;
|
||||||
|
@ -18,10 +18,10 @@ LL | | }
|
||||||
LL | | });
|
LL | | });
|
||||||
| |______^
|
| |______^
|
||||||
|
|
|
|
||||||
= note: could not prove `[async block@$DIR/issue-110963-early.rs:15:11: 20:6]: Send`
|
= note: could not prove `[async block@$DIR/issue-110963-early.rs:17:11: 22:6]: Send`
|
||||||
|
|
||||||
error: higher-ranked lifetime error
|
error: higher-ranked lifetime error
|
||||||
--> $DIR/issue-110963-early.rs:15:5
|
--> $DIR/issue-110963-early.rs:17:5
|
||||||
|
|
|
|
||||||
LL | / spawn(async move {
|
LL | / spawn(async move {
|
||||||
LL | | let mut hc = hc;
|
LL | | let mut hc = hc;
|
||||||
|
@ -31,7 +31,7 @@ LL | | }
|
||||||
LL | | });
|
LL | | });
|
||||||
| |______^
|
| |______^
|
||||||
|
|
|
|
||||||
= note: could not prove `[async block@$DIR/issue-110963-early.rs:15:11: 20:6]: Send`
|
= note: could not prove `[async block@$DIR/issue-110963-early.rs:17:11: 22:6]: Send`
|
||||||
|
|
||||||
error: aborting due to 2 previous errors; 1 warning emitted
|
error: aborting due to 2 previous errors; 1 warning emitted
|
||||||
|
|
|
@ -0,0 +1,37 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/issue-110963-early.rs:6:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
error: higher-ranked lifetime error
|
||||||
|
--> $DIR/issue-110963-early.rs:17:5
|
||||||
|
|
|
||||||
|
LL | / spawn(async move {
|
||||||
|
LL | | let mut hc = hc;
|
||||||
|
LL | | if !hc.check().await {
|
||||||
|
LL | | log_health_check_failure().await;
|
||||||
|
LL | | }
|
||||||
|
LL | | });
|
||||||
|
| |______^
|
||||||
|
|
|
||||||
|
= note: could not prove `[async block@$DIR/issue-110963-early.rs:17:11: 22:6]: Send`
|
||||||
|
|
||||||
|
error: higher-ranked lifetime error
|
||||||
|
--> $DIR/issue-110963-early.rs:17:5
|
||||||
|
|
|
||||||
|
LL | / spawn(async move {
|
||||||
|
LL | | let mut hc = hc;
|
||||||
|
LL | | if !hc.check().await {
|
||||||
|
LL | | log_health_check_failure().await;
|
||||||
|
LL | | }
|
||||||
|
LL | | });
|
||||||
|
| |______^
|
||||||
|
|
|
||||||
|
= note: could not prove `[async block@$DIR/issue-110963-early.rs:17:11: 22:6]: Send`
|
||||||
|
|
||||||
|
error: aborting due to 2 previous errors; 1 warning emitted
|
||||||
|
|
|
@ -1,5 +1,7 @@
|
||||||
// edition: 2021
|
// edition: 2021
|
||||||
// known-bug: #110963
|
// known-bug: #110963
|
||||||
|
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// revisions: current next
|
||||||
|
|
||||||
#![feature(return_type_notation)]
|
#![feature(return_type_notation)]
|
||||||
#![feature(async_fn_in_trait)]
|
#![feature(async_fn_in_trait)]
|
||||||
|
|
|
@ -1,5 +1,5 @@
|
||||||
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
--> $DIR/issue-110963-late.rs:4:12
|
--> $DIR/issue-110963-late.rs:6:12
|
||||||
|
|
|
|
||||||
LL | #![feature(return_type_notation)]
|
LL | #![feature(return_type_notation)]
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
|
@ -0,0 +1,11 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/issue-110963-late.rs:6:12
|
||||||
|
|
|
||||||
|
LL | #![feature(return_type_notation)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
warning: 1 warning emitted
|
||||||
|
|
|
@ -1,5 +1,7 @@
|
||||||
// edition: 2021
|
// edition: 2021
|
||||||
// check-pass
|
// check-pass
|
||||||
|
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// revisions: current next
|
||||||
|
|
||||||
#![feature(return_type_notation)]
|
#![feature(return_type_notation)]
|
||||||
//~^ WARN the feature `return_type_notation` is incomplete
|
//~^ WARN the feature `return_type_notation` is incomplete
|
||||||
|
|
|
@ -1,5 +1,5 @@
|
||||||
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
--> $DIR/super-method-bound.rs:4:31
|
--> $DIR/super-method-bound.rs:6:31
|
||||||
|
|
|
|
||||||
LL | #![feature(async_fn_in_trait, return_type_notation)]
|
LL | #![feature(async_fn_in_trait, return_type_notation)]
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
|
@ -0,0 +1,11 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/super-method-bound.rs:6:31
|
||||||
|
|
|
||||||
|
LL | #![feature(async_fn_in_trait, return_type_notation)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
warning: 1 warning emitted
|
||||||
|
|
|
@ -1,5 +1,7 @@
|
||||||
// edition:2021
|
// edition:2021
|
||||||
// check-pass
|
// check-pass
|
||||||
|
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// revisions: current next
|
||||||
|
|
||||||
#![feature(async_fn_in_trait, return_type_notation)]
|
#![feature(async_fn_in_trait, return_type_notation)]
|
||||||
//~^ WARN the feature `return_type_notation` is incomplete
|
//~^ WARN the feature `return_type_notation` is incomplete
|
||||||
|
|
|
@ -1,5 +1,5 @@
|
||||||
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
--> $DIR/supertrait-bound.rs:3:49
|
--> $DIR/supertrait-bound.rs:5:49
|
||||||
|
|
|
|
||||||
LL | #![feature(return_position_impl_trait_in_trait, return_type_notation)]
|
LL | #![feature(return_position_impl_trait_in_trait, return_type_notation)]
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
|
@ -0,0 +1,11 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/supertrait-bound.rs:5:49
|
||||||
|
|
|
||||||
|
LL | #![feature(return_position_impl_trait_in_trait, return_type_notation)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
warning: 1 warning emitted
|
||||||
|
|
|
@ -1,4 +1,6 @@
|
||||||
// check-pass
|
// check-pass
|
||||||
|
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// revisions: current next
|
||||||
|
|
||||||
#![feature(return_position_impl_trait_in_trait, return_type_notation)]
|
#![feature(return_position_impl_trait_in_trait, return_type_notation)]
|
||||||
//~^ WARN the feature `return_type_notation` is incomplete and may not be safe to use
|
//~^ WARN the feature `return_type_notation` is incomplete and may not be safe to use
|
||||||
|
|
|
@ -1,5 +1,5 @@
|
||||||
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
--> $DIR/ty-or-ct-params.rs:3:31
|
--> $DIR/ty-or-ct-params.rs:5:31
|
||||||
|
|
|
|
||||||
LL | #![feature(async_fn_in_trait, return_type_notation)]
|
LL | #![feature(async_fn_in_trait, return_type_notation)]
|
||||||
| ^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
@ -8,7 +8,7 @@ LL | #![feature(async_fn_in_trait, return_type_notation)]
|
||||||
= note: `#[warn(incomplete_features)]` on by default
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
error: return type notation is not allowed for functions that have type parameters
|
error: return type notation is not allowed for functions that have type parameters
|
||||||
--> $DIR/ty-or-ct-params.rs:14:12
|
--> $DIR/ty-or-ct-params.rs:16:12
|
||||||
|
|
|
|
||||||
LL | async fn bar<T>() {}
|
LL | async fn bar<T>() {}
|
||||||
| - type parameter declared here
|
| - type parameter declared here
|
||||||
|
@ -17,7 +17,7 @@ LL | T: Foo<bar(): Send, baz(): Send>,
|
||||||
| ^^^^^^^^^^^
|
| ^^^^^^^^^^^
|
||||||
|
|
||||||
error: return type notation is not allowed for functions that have const parameters
|
error: return type notation is not allowed for functions that have const parameters
|
||||||
--> $DIR/ty-or-ct-params.rs:14:25
|
--> $DIR/ty-or-ct-params.rs:16:25
|
||||||
|
|
|
|
||||||
LL | async fn baz<const N: usize>() {}
|
LL | async fn baz<const N: usize>() {}
|
||||||
| -------------- const parameter declared here
|
| -------------- const parameter declared here
|
|
@ -0,0 +1,29 @@
|
||||||
|
warning: the feature `return_type_notation` is incomplete and may not be safe to use and/or cause compiler crashes
|
||||||
|
--> $DIR/ty-or-ct-params.rs:5:31
|
||||||
|
|
|
||||||
|
LL | #![feature(async_fn_in_trait, return_type_notation)]
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= note: `#[warn(incomplete_features)]` on by default
|
||||||
|
|
||||||
|
error: return type notation is not allowed for functions that have type parameters
|
||||||
|
--> $DIR/ty-or-ct-params.rs:16:12
|
||||||
|
|
|
||||||
|
LL | async fn bar<T>() {}
|
||||||
|
| - type parameter declared here
|
||||||
|
...
|
||||||
|
LL | T: Foo<bar(): Send, baz(): Send>,
|
||||||
|
| ^^^^^^^^^^^
|
||||||
|
|
||||||
|
error: return type notation is not allowed for functions that have const parameters
|
||||||
|
--> $DIR/ty-or-ct-params.rs:16:25
|
||||||
|
|
|
||||||
|
LL | async fn baz<const N: usize>() {}
|
||||||
|
| -------------- const parameter declared here
|
||||||
|
...
|
||||||
|
LL | T: Foo<bar(): Send, baz(): Send>,
|
||||||
|
| ^^^^^^^^^^^
|
||||||
|
|
||||||
|
error: aborting due to 2 previous errors; 1 warning emitted
|
||||||
|
|
|
@ -1,4 +1,6 @@
|
||||||
// edition: 2021
|
// edition: 2021
|
||||||
|
// [next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// revisions: current next
|
||||||
|
|
||||||
#![feature(async_fn_in_trait, return_type_notation)]
|
#![feature(async_fn_in_trait, return_type_notation)]
|
||||||
//~^ WARN the feature `return_type_notation` is incomplete
|
//~^ WARN the feature `return_type_notation` is incomplete
|
||||||
|
|
|
@ -13,10 +13,4 @@ fn bar() {
|
||||||
t.join().unwrap();
|
t.join().unwrap();
|
||||||
}
|
}
|
||||||
|
|
||||||
fn foo() {
|
|
||||||
let (tx, _rx) = channel();
|
|
||||||
thread::spawn(|| tx.send(()).unwrap());
|
|
||||||
//~^ ERROR `Sender<()>` cannot be shared between threads safely
|
|
||||||
}
|
|
||||||
|
|
||||||
fn main() {}
|
fn main() {}
|
||||||
|
|
|
@ -20,24 +20,6 @@ LL | let t = thread::spawn(|| {
|
||||||
note: required by a bound in `spawn`
|
note: required by a bound in `spawn`
|
||||||
--> $SRC_DIR/std/src/thread/mod.rs:LL:COL
|
--> $SRC_DIR/std/src/thread/mod.rs:LL:COL
|
||||||
|
|
||||||
error[E0277]: `Sender<()>` cannot be shared between threads safely
|
error: aborting due to previous error
|
||||||
--> $DIR/closure-move-sync.rs:18:19
|
|
||||||
|
|
|
||||||
LL | thread::spawn(|| tx.send(()).unwrap());
|
|
||||||
| ------------- ^^^^^^^^^^^^^^^^^^^^^^^ `Sender<()>` cannot be shared between threads safely
|
|
||||||
| |
|
|
||||||
| required by a bound introduced by this call
|
|
||||||
|
|
|
||||||
= help: the trait `Sync` is not implemented for `Sender<()>`
|
|
||||||
= note: required for `&Sender<()>` to implement `Send`
|
|
||||||
note: required because it's used within this closure
|
|
||||||
--> $DIR/closure-move-sync.rs:18:19
|
|
||||||
|
|
|
||||||
LL | thread::spawn(|| tx.send(()).unwrap());
|
|
||||||
| ^^
|
|
||||||
note: required by a bound in `spawn`
|
|
||||||
--> $SRC_DIR/std/src/thread/mod.rs:LL:COL
|
|
||||||
|
|
||||||
error: aborting due to 2 previous errors
|
|
||||||
|
|
||||||
For more information about this error, try `rustc --explain E0277`.
|
For more information about this error, try `rustc --explain E0277`.
|
||||||
|
|
|
@ -0,0 +1,27 @@
|
||||||
|
error[E0658]: return type notation is experimental
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= help: add `#![feature(return_type_notation)]` to the crate attributes to enable
|
||||||
|
|
||||||
|
error: parenthesized generic arguments cannot be used in associated type constraints
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^--
|
||||||
|
| |
|
||||||
|
| help: remove these parentheses
|
||||||
|
|
||||||
|
error[E0220]: associated type `m` not found for `Trait`
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^ associated type `m` not found
|
||||||
|
|
||||||
|
error: aborting due to 3 previous errors
|
||||||
|
|
||||||
|
Some errors have detailed explanations: E0220, E0658.
|
||||||
|
For more information about an error, try `rustc --explain E0220`.
|
|
@ -0,0 +1,27 @@
|
||||||
|
error[E0658]: return type notation is experimental
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= help: add `#![feature(return_type_notation)]` to the crate attributes to enable
|
||||||
|
|
||||||
|
error: parenthesized generic arguments cannot be used in associated type constraints
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^--
|
||||||
|
| |
|
||||||
|
| help: remove these parentheses
|
||||||
|
|
||||||
|
error[E0220]: associated type `m` not found for `Trait`
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^ associated type `m` not found
|
||||||
|
|
||||||
|
error: aborting due to 3 previous errors
|
||||||
|
|
||||||
|
Some errors have detailed explanations: E0220, E0658.
|
||||||
|
For more information about an error, try `rustc --explain E0220`.
|
|
@ -0,0 +1,13 @@
|
||||||
|
warning: return type notation is experimental
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= help: add `#![feature(return_type_notation)]` to the crate attributes to enable
|
||||||
|
= warning: unstable syntax can change at any point in the future, causing a hard error!
|
||||||
|
= note: for more information, see issue #65860 <https://github.com/rust-lang/rust/issues/65860>
|
||||||
|
|
||||||
|
warning: 1 warning emitted
|
||||||
|
|
|
@ -0,0 +1,13 @@
|
||||||
|
warning: return type notation is experimental
|
||||||
|
--> $DIR/feature-gate-return_type_notation.rs:17:17
|
||||||
|
|
|
||||||
|
LL | fn foo<T: Trait<m(): Send>>() {}
|
||||||
|
| ^^^^^^^^^
|
||||||
|
|
|
||||||
|
= note: see issue #109417 <https://github.com/rust-lang/rust/issues/109417> for more information
|
||||||
|
= help: add `#![feature(return_type_notation)]` to the crate attributes to enable
|
||||||
|
= warning: unstable syntax can change at any point in the future, causing a hard error!
|
||||||
|
= note: for more information, see issue #65860 <https://github.com/rust-lang/rust/issues/65860>
|
||||||
|
|
||||||
|
warning: 1 warning emitted
|
||||||
|
|
|
@ -1,7 +1,10 @@
|
||||||
// edition: 2021
|
// edition: 2021
|
||||||
// revisions: cfg no
|
// revisions: cfg_current cfg_next no_current no_next
|
||||||
|
// [cfg_next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
// [no_next] compile-flags: -Zlower-impl-trait-in-trait-to-assoc-ty
|
||||||
|
|
||||||
//[no] check-pass
|
// [no_current] check-pass
|
||||||
|
// [no_next] check-pass
|
||||||
// Since we're not adding new syntax, `cfg`'d out RTN must pass.
|
// Since we're not adding new syntax, `cfg`'d out RTN must pass.
|
||||||
|
|
||||||
#![feature(async_fn_in_trait)]
|
#![feature(async_fn_in_trait)]
|
||||||
|
@ -10,12 +13,17 @@ trait Trait {
|
||||||
async fn m();
|
async fn m();
|
||||||
}
|
}
|
||||||
|
|
||||||
#[cfg(cfg)]
|
#[cfg(any(cfg_current, cfg_next))]
|
||||||
fn foo<T: Trait<m(): Send>>() {}
|
fn foo<T: Trait<m(): Send>>() {}
|
||||||
//[cfg]~^ ERROR return type notation is experimental
|
//[cfg_current]~^ ERROR return type notation is experimental
|
||||||
//[cfg]~| ERROR parenthesized generic arguments cannot be used in associated type constraints
|
//[cfg_current]~| ERROR parenthesized generic arguments cannot be used in associated type constraints
|
||||||
//[cfg]~| ERROR associated type `m` not found for `Trait`
|
//[cfg_current]~| ERROR associated type `m` not found for `Trait`
|
||||||
//[no]~^^^^ WARN return type notation is experimental
|
//[cfg_next]~^^^^ ERROR return type notation is experimental
|
||||||
//[no]~| WARN unstable syntax can change at any point in the future, causing a hard error!
|
//[cfg_next]~| ERROR parenthesized generic arguments cannot be used in associated type constraints
|
||||||
|
//[cfg_next]~| ERROR associated type `m` not found for `Trait`
|
||||||
|
//[no_current]~^^^^^^^ WARN return type notation is experimental
|
||||||
|
//[no_current]~| WARN unstable syntax can change at any point in the future, causing a hard error!
|
||||||
|
//[no_next]~^^^^^^^^^ WARN return type notation is experimental
|
||||||
|
//[no_next]~| WARN unstable syntax can change at any point in the future, causing a hard error!
|
||||||
|
|
||||||
fn main() {}
|
fn main() {}
|
||||||
|
|
|
@ -14,7 +14,7 @@ LL | for item in *things { *item = 0 }
|
||||||
= note: all local variables must have a statically known size
|
= note: all local variables must have a statically known size
|
||||||
= help: unsized locals are gated as an unstable feature
|
= help: unsized locals are gated as an unstable feature
|
||||||
|
|
||||||
error: the type `<_ as IntoIterator>::IntoIter` is not well-formed
|
error: the type `<dyn Iterator<Item = &'a mut u8> as IntoIterator>::IntoIter` is not well-formed
|
||||||
--> $DIR/issue-20605.rs:5:17
|
--> $DIR/issue-20605.rs:5:17
|
||||||
|
|
|
|
||||||
LL | for item in *things { *item = 0 }
|
LL | for item in *things { *item = 0 }
|
||||||
|
|
|
@ -4,7 +4,7 @@
|
||||||
fn changer<'a>(mut things: Box<dyn Iterator<Item=&'a mut u8>>) {
|
fn changer<'a>(mut things: Box<dyn Iterator<Item=&'a mut u8>>) {
|
||||||
for item in *things { *item = 0 }
|
for item in *things { *item = 0 }
|
||||||
//~^ ERROR the size for values of type
|
//~^ ERROR the size for values of type
|
||||||
//[next]~^^ ERROR the type `<_ as IntoIterator>::IntoIter` is not well-formed
|
//[next]~^^ ERROR the type `<dyn Iterator<Item = &'a mut u8> as IntoIterator>::IntoIter` is not well-formed
|
||||||
//[next]~| ERROR the trait bound `dyn Iterator<Item = &'a mut u8>: IntoIterator` is not satisfied
|
//[next]~| ERROR the trait bound `dyn Iterator<Item = &'a mut u8>: IntoIterator` is not satisfied
|
||||||
}
|
}
|
||||||
|
|
||||||
|
|
|
@ -17,6 +17,4 @@ fn main() {
|
||||||
|
|
||||||
test::<Receiver<i32>>();
|
test::<Receiver<i32>>();
|
||||||
//~^ ERROR `std::sync::mpsc::Receiver<i32>` cannot be shared between threads safely [E0277]
|
//~^ ERROR `std::sync::mpsc::Receiver<i32>` cannot be shared between threads safely [E0277]
|
||||||
test::<Sender<i32>>();
|
|
||||||
//~^ ERROR `Sender<i32>` cannot be shared between threads safely [E0277]
|
|
||||||
}
|
}
|
||||||
|
|
|
@ -65,19 +65,6 @@ note: required by a bound in `test`
|
||||||
LL | fn test<T: Sync>() {}
|
LL | fn test<T: Sync>() {}
|
||||||
| ^^^^ required by this bound in `test`
|
| ^^^^ required by this bound in `test`
|
||||||
|
|
||||||
error[E0277]: `Sender<i32>` cannot be shared between threads safely
|
error: aborting due to 5 previous errors
|
||||||
--> $DIR/not-sync.rs:20:12
|
|
||||||
|
|
|
||||||
LL | test::<Sender<i32>>();
|
|
||||||
| ^^^^^^^^^^^ `Sender<i32>` cannot be shared between threads safely
|
|
||||||
|
|
|
||||||
= help: the trait `Sync` is not implemented for `Sender<i32>`
|
|
||||||
note: required by a bound in `test`
|
|
||||||
--> $DIR/not-sync.rs:5:12
|
|
||||||
|
|
|
||||||
LL | fn test<T: Sync>() {}
|
|
||||||
| ^^^^ required by this bound in `test`
|
|
||||||
|
|
||||||
error: aborting due to 6 previous errors
|
|
||||||
|
|
||||||
For more information about this error, try `rustc --explain E0277`.
|
For more information about this error, try `rustc --explain E0277`.
|
||||||
|
|
|
@ -23,5 +23,7 @@ fn main() {
|
||||||
drop(<() as Foo>::copy_me(&x));
|
drop(<() as Foo>::copy_me(&x));
|
||||||
//~^ ERROR `<() as Foo>::Item: Copy` is not satisfied
|
//~^ ERROR `<() as Foo>::Item: Copy` is not satisfied
|
||||||
//~| ERROR `<() as Foo>::Item` is not well-formed
|
//~| ERROR `<() as Foo>::Item` is not well-formed
|
||||||
|
//~| ERROR `<() as Foo>::Item` is not well-formed
|
||||||
|
//~| ERROR `<() as Foo>::Item` is not well-formed
|
||||||
println!("{x}");
|
println!("{x}");
|
||||||
}
|
}
|
||||||
|
|
|
@ -19,6 +19,18 @@ error: the type `<() as Foo>::Item` is not well-formed
|
||||||
LL | drop(<() as Foo>::copy_me(&x));
|
LL | drop(<() as Foo>::copy_me(&x));
|
||||||
| ^^^^^^^^^^^^^^^^^^^^^^^^
|
| ^^^^^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
||||||
error: aborting due to 2 previous errors
|
error: the type `<() as Foo>::Item` is not well-formed
|
||||||
|
--> $DIR/alias-bound-unsound.rs:23:5
|
||||||
|
|
|
||||||
|
LL | drop(<() as Foo>::copy_me(&x));
|
||||||
|
| ^^^^
|
||||||
|
|
||||||
|
error: the type `<() as Foo>::Item` is not well-formed
|
||||||
|
--> $DIR/alias-bound-unsound.rs:23:10
|
||||||
|
|
|
||||||
|
LL | drop(<() as Foo>::copy_me(&x));
|
||||||
|
| ^^^^^^^^^^^^^^^^^^^^^^^^
|
||||||
|
|
||||||
|
error: aborting due to 4 previous errors
|
||||||
|
|
||||||
For more information about this error, try `rustc --explain E0277`.
|
For more information about this error, try `rustc --explain E0277`.
|
||||||
|
|
Loading…
Reference in New Issue