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spec: fix copy to return "number of elements copied", not "number
of arguments copied". R=gri, r CC=golang-dev https://golang.org/cl/4550041
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@ -1,5 +1,5 @@
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<!-- title The Go Programming Language Specification -->
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<!-- subtitle Version of May 13, 2011 -->
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<!-- subtitle Version of May 15, 2011 -->
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<!--
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TODO
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@ -4611,7 +4611,7 @@ a source <code>src</code> to a destination <code>dst</code> and returns the
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number of elements copied. Source and destination may overlap.
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Both arguments must have <a href="#Type_identity">identical</a> element type <code>T</code> and must be
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<a href="#Assignability">assignable</a> to a slice of type <code>[]T</code>.
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The number of arguments copied is the minimum of
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The number of elements copied is the minimum of
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<code>len(src)</code> and <code>len(dst)</code>.
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As a special case, <code>copy</code> also accepts a destination argument assignable
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to type <code>[]byte</code> with a source argument of a string type.
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