fixup! Editorial: Further simplify SetTypedArrayFromTypedArray

Author: gibson042

spec.html

@@ -42280,8 +42280,6 @@ <h1>
             1. Perform ? ValidateTypedArrayCompatibility(_target_, _source_).
             1. Let _targetElementSize_ be TypedArrayElementSize(_target_).
             1. Let _srcElementSize_ be TypedArrayElementSize(_source_).
-            1. Let _targetByteIndex_ be _target_.[[ByteOffset]] + (_targetElementSize_ × _targetOffset_).
-            1. Let _limit_ be _targetByteIndex_ + (_targetElementSize_ × _srcLength_).
             1. Let _targetType_ be TypedArrayElementType(_target_).
             1. Let _srcType_ be TypedArrayElementType(_source_).
             1. NOTE: When _srcType_ matches _targetType_, bit-level encoding of the source data must be preserved. Operating on byte-sized units ensures that guarantee, but an implementation that can satisfy it with larger chunks may do so.
@@ -42298,6 +42296,8 @@ <h1>
               1. Let _srcByteLength_ be TypedArrayByteLength(_srcRecord_).
               1. Set _srcBuffer_ to ? CloneArrayBuffer(_srcBuffer_, _srcByteIndex_, _srcByteLength_).
               1. Set _srcByteIndex_ to 0.
+            1. Let _targetByteIndex_ be _target_.[[ByteOffset]] + (_targetElementSize_ × _targetOffset_).
+            1. Let _limit_ be _targetByteIndex_ + (_targetElementSize_ × _srcLength_).
             1. Repeat, while _targetByteIndex_ &lt; _limit_,
               1. Let _value_ be GetValueFromBuffer(_srcBuffer_, _srcByteIndex_, _srcType_, *true*, ~unordered~).
               1. Perform SetValueInBuffer(_targetBuffer_, _targetByteIndex_, _targetType_, _value_, *true*, ~unordered~).