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debug!("paramenv={}paramenv={}paramenv={}paramenv={}")

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This commit is contained in:
Ellen 2021-02-13 19:08:31 +00:00
parent 7e0241c637
commit 68405fdc2e
4 changed files with 9 additions and 2 deletions
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1
compiler/rustc_infer/src/infer/combine.rs
View File

@ -228,6 +228,7 @@ impl<'infcx, 'tcx> InferCtxt<'infcx, 'tcx> {
ct: &'tcx ty::Const<'tcx>,
vid_is_expected: bool,
) -> RelateResult<'tcx, &'tcx ty::Const<'tcx>> {
debug!("unify_const_variable: param_env={:?}", param_env);
let (for_universe, span) = {
let mut inner = self.inner.borrow_mut();
let variable_table = &mut inner.const_unification_table();

1
compiler/rustc_middle/src/mir/interpret/queries.rs
View File

@ -39,6 +39,7 @@ impl<'tcx> TyCtxt<'tcx> {
promoted: Option<mir::Promoted>,
span: Option<Span>,
) -> EvalToConstValueResult<'tcx> {
debug!("const_eval_resolve: param_env={:?}", param_env);
match ty::Instance::resolve_opt_const_arg(self, param_env, def, substs) {
Ok(Some(instance)) => {
let cid = GlobalId { instance, promoted };

1
compiler/rustc_middle/src/ty/instance.rs
View File

@ -353,6 +353,7 @@ impl<'tcx> Instance<'tcx> {
def: ty::WithOptConstParam<DefId>,
substs: SubstsRef<'tcx>,
) -> Result<Option<Instance<'tcx>>, ErrorReported> {
debug!("resolve_opt_const_arg: param_env={:?},substs={:?}", param_env, substs);
// All regions in the result of this query are erased, so it's
// fine to erase all of the input regions.

8
compiler/rustc_ty_utils/src/instance.rs
View File

@ -14,6 +14,7 @@ fn resolve_instance<'tcx>(
tcx: TyCtxt<'tcx>,
key: ty::ParamEnvAnd<'tcx, (DefId, SubstsRef<'tcx>)>,
) -> Result<Option<Instance<'tcx>>, ErrorReported> {
debug!("resolve_instance: key = {:?}", key);
let (param_env, (did, substs)) = key.into_parts();
if let Some(did) = did.as_local() {
if let Some(param_did) = tcx.opt_const_param_of(did) {
@ -44,7 +45,7 @@ fn inner_resolve_instance<'tcx>(
) -> Result<Option<Instance<'tcx>>, ErrorReported> {
let (param_env, (def, substs)) = key.into_parts();
debug!("resolve(def={:?}, substs={:?})", def.did, substs);
debug!("inner_resolve_instance: key={:?}", key);
let result = if let Some(trait_def_id) = tcx.trait_of_item(def.did) {
debug!(" => associated item, attempting to find impl in param_env {:#?}", param_env);
let item = tcx.associated_item(def.did);
@ -93,7 +94,10 @@ fn inner_resolve_instance<'tcx>(
};
Ok(Some(Instance { def, substs }))
};
debug!("resolve(def.did={:?}, substs={:?}) = {:?}", def.did, substs, result);
debug!(
"inner_resolve_instance: resolve(def.did={:?}, substs={:?}) = {:?}",
def.did, substs, result
);
result
}