2014-01-05 Paul Eggert <eggert@cs.ucla.edu>
+ Document vconcat and the empty vector (Bug#16246).
+ * sequences.texi (Vector Functions):
+ Document behavior better when the result is empty.
+
Document behavior of (string-to-number "+@") (Bug#16293).
* strings.texi (String Conversion): Document behavior of
string-to-number on invalid strings that begin with "+", too.
@cindex copying vectors
This function returns a new vector containing all the elements of
@var{sequences}. The arguments @var{sequences} may be true lists,
-vectors, strings or bool-vectors. If no @var{sequences} are given, an
-empty vector is returned.
+vectors, strings or bool-vectors. If no @var{sequences} are given,
+the empty vector is returned.
-The value is a newly constructed vector that is not @code{eq} to any
-existing vector.
+The value is either the empty vector, or is a newly constructed
+nonempty vector that is not @code{eq} to any existing vector.
@example
@group