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diff liboctave/Array.cc @ 8028:f0fbf47c914c

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avoid null pointer call in Array<T>::hermitian
author Jaroslav Hajek <highegg@gmail.com>
date Sat, 09 Aug 2008 23:33:03 +0200
parents 762801c50b21
children acfd80c08d60
line wrap: on
line diff
--- a/liboctave/Array.cc
+++ b/liboctave/Array.cc
@@ -1262,11 +1262,21 @@
 }
 
 template <class T>
+static T
+no_op_fcn (const T& x)
+{
+  return x;
+}
+
+template <class T>
 Array<T>
 Array<T>::hermitian (T (*fcn) (const T&)) const
 {
   assert (ndims () == 2);
 
+  if (! fcn)
+    fcn = no_op_fcn<T>;
+
   octave_idx_type nr = dim1 ();
   octave_idx_type nc = dim2 ();