# HG changeset patch
# User John W. Eaton <jwe@octave.org>
# Date 1403222917 14400
# Node ID 9d185537e5d12ba366f78dd06c9c4b01b2104c86
# Parent  ff4da3c8ed16603cd87b47a9a3c708c317e49d98
* data.cc: New test for log2 (bug #42583).

diff -r ff4da3c8ed16 -r 9d185537e5d1 libinterp/corefcn/data.cc
--- a/libinterp/corefcn/data.cc	Thu Jun 19 15:49:14 2014 -0400
+++ b/libinterp/corefcn/data.cc	Thu Jun 19 20:08:37 2014 -0400
@@ -568,6 +568,9 @@
 %! [f, e] = log2 (complex (zeros (3, 2), [0,-1; 2,-4; Inf,-Inf]));
 %! assert (f, complex (zeros (3, 2), [0,-0.5; 0.5,-0.5; Inf,-Inf]));
 %! assert (e(1:2,:), [0,1; 2,3]);
+
+# bug #42583
+%!assert (all (log2 (pow2 (-1074:1023)) == -1074:1023))
 */
 
 DEFUN (rem, args, ,