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Make non-writable prototype properties not prevent assigning to instance #1307

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Make non-writable prototype properties not prevent assigning to instance #1307

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2 changes: 1 addition & 1 deletion spec.html
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Expand Up @@ -7021,7 +7021,7 @@ <h1>OrdinarySetWithOwnDescriptor ( _O_, _P_, _V_, _Receiver_, _ownDesc_ )</h1>
1. Let _existingDescriptor_ be ? _Receiver_.[[GetOwnProperty]](_P_).
1. If _existingDescriptor_ is not *undefined*, then
1. If IsAccessorDescriptor(_existingDescriptor_) is *true*, return *false*.
1. If _existingDescriptor_.[[Writable]] is *false*, return *false*.
1. If _existingDescriptor_.[[Writable]] is *false* and _O_ is equal to _Receiver_, return *false*.
1. Let _valueDesc_ be the PropertyDescriptor { [[Value]]: _V_ }.
1. Return ? _Receiver_.[[DefineOwnProperty]](_P_, _valueDesc_).
1. Else _Receiver_ does not currently have a property _P_,
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