tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(74,5): error TS2322: Type 'D' is not assignable to type 'C'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(75,5): error TS2322: Type 'E' is not assignable to type 'C'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(76,5): error TS2322: Type 'F' is not assignable to type 'C'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(79,5): error TS2322: Type 'D' is not assignable to type '{ opt: Base; }'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(80,5): error TS2322: Type 'E' is not assignable to type '{ opt: Base; }'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(81,5): error TS2322: Type 'F' is not assignable to type '{ opt: Base; }'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(84,5): error TS2322: Type 'D' is not assignable to type '{ opt: Base; }'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(85,5): error TS2322: Type 'E' is not assignable to type '{ opt: Base; }'.
tests/cases/conformance/types/typeRelationships/assignmentCompatibility/assignmentCompatWithObjectMembersOptionality2.ts(86,5): error TS2322: Type 'F' is not assignable to type '{ opt: Base; }'.