[FE] Substitute erased type parameters as covariant

2022-04-25 18:59:52 +03:00
parent 4293b546ba
commit 54f0794ce3
8 changed files with 52 additions and 3 deletions
@@ -716,7 +716,9 @@ interface ClassicTypeSystemContext : TypeSystemInferenceExtensionContext, TypeSy
        )
        val typeParameters = this.extractTypeParameters()
            .map { it as TypeParameterDescriptor }
-            .associateWith { TypeProjectionImpl(eraser.getErasedUpperBound(it, ErasureTypeAttributes(TypeUsage.COMMON))) }
+            .associateWith {
+                TypeProjectionImpl(Variance.OUT_VARIANCE, eraser.getErasedUpperBound(it, ErasureTypeAttributes(TypeUsage.COMMON)))
+            }
        return TypeConstructorSubstitution.createByParametersMap(typeParameters).buildSubstitutor().safeSubstitute(this)
    }