bjoernager/rust
bjoernager/rust
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extract ConstKind::Unevaluated into a struct

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This commit is contained in:
lcnr 2021-03-12 00:01:34 +01:00
parent 41b315a470
commit 43ebac119b
25 changed files with 131 additions and 88 deletions
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2
compiler/rustc_mir/src/monomorphize/collector.rs
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@ -646,7 +646,7 @@ impl<'a, 'tcx> MirVisitor<'tcx> for MirNeighborCollector<'a, 'tcx> {
match substituted_constant.val {
ty::ConstKind::Value(val) => collect_const_value(self.tcx, val, self.output),
ty::ConstKind::Unevaluated(def, substs, promoted) => {
ty::ConstKind::Unevaluated(ty::Unevaluated { def, substs, promoted }) => {
match self.tcx.const_eval_resolve(param_env, def, substs, promoted, None) {
Ok(val) => collect_const_value(self.tcx, val, self.output),
Err(ErrorHandled::Reported(ErrorReported) | ErrorHandled::Linted) => {}

6
compiler/rustc_mir/src/monomorphize/polymorphize.rs
View file

@ -299,7 +299,7 @@ impl<'a, 'tcx> TypeVisitor<'tcx> for MarkUsedGenericParams<'a, 'tcx> {
self.unused_parameters.clear(param.index);
ControlFlow::CONTINUE
}
ty::ConstKind::Unevaluated(def, _, Some(p))
ty::ConstKind::Unevaluated(ty::Unevaluated { def, substs: _, promoted: Some(p)})
// Avoid considering `T` unused when constants are of the form:
// `<Self as Foo<T>>::foo::promoted[p]`
if self.def_id == def.did && !self.tcx.generics_of(def.did).has_self =>
@ -310,10 +310,10 @@ impl<'a, 'tcx> TypeVisitor<'tcx> for MarkUsedGenericParams<'a, 'tcx> {
self.visit_body(&promoted[p]);
ControlFlow::CONTINUE
}
ty::ConstKind::Unevaluated(def, unevaluated_substs, None)
ty::ConstKind::Unevaluated(ty::Unevaluated { def, substs, promoted: None })
if self.tcx.def_kind(def.did) == DefKind::AnonConst =>
{
self.visit_child_body(def.did, unevaluated_substs);
self.visit_child_body(def.did, substs);
ControlFlow::CONTINUE
}
_ => c.super_visit_with(self),