tests/cases/compiler/inheritanceMemberPropertyOverridingAccessor.ts(3,9): error TS1056: Accessors are only available when targeting ECMAScript 5 and higher.
tests/cases/compiler/inheritanceMemberPropertyOverridingAccessor.ts(6,9): error TS1056: Accessors are only available when targeting ECMAScript 5 and higher.


==== tests/cases/compiler/inheritanceMemberPropertyOverridingAccessor.ts (2 errors) ====
    class a {
        private __x: () => string;
        get x() {
            ~
!!! error TS1056: Accessors are only available when targeting ECMAScript 5 and higher.
            return this.__x;
        }
        set x(aValue: () => string) {
            ~
!!! error TS1056: Accessors are only available when targeting ECMAScript 5 and higher.
            this.__x = aValue;
        }
    }
    
    class b extends a {
        x: () => string;
    }