tests/cases/conformance/classes/members/instanceAndStaticMembers/typeOfThisInInstanceMember.ts(14,9): error TS1056: Accessors are only available when targeting ECMAScript 5 and higher.
tests/cases/conformance/classes/members/instanceAndStaticMembers/typeOfThisInInstanceMember.ts(10,11): error TS2339: Property 'z' does not exist on type 'C'.