bjoernager/rust
bjoernager/rust
1
Fork 0
Code Activity

Do not ICE when closure is involved in TAIT

Browse source 
Fix #83613.
This commit is contained in:
Esteban Küber 2021-04-06 18:17:50 -07:00
parent b8dda53e69
commit 18cf44b61b
3 changed files with 42 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

7
compiler/rustc_trait_selection/src/traits/coherence.rs
View file

@ -586,6 +586,11 @@ fn ty_is_local_constructor(ty: Ty<'_>, in_crate: InCrate) -> bool {
false
}
ty::Closure(..) => {
// Similar to the `Opaque` case (#83613).
false
}
ty::Dynamic(ref tt, ..) => {
if let Some(principal) = tt.principal() {
def_id_is_local(principal.def_id(), in_crate)
@ -596,7 +601,7 @@ fn ty_is_local_constructor(ty: Ty<'_>, in_crate: InCrate) -> bool {
ty::Error(_) => true,
ty::Closure(..) | ty::Generator(..) | ty::GeneratorWitness(..) => {
ty::Generator(..) | ty::GeneratorWitness(..) => {
bug!("ty_is_local invoked on unexpected type: {:?}", ty)
}
}