fixed some bugs

[mothur.git] / readtree.h

diff --git a/readtree.h b/readtree.h
index c8e866aa476695c45cbfded4652fa1d4aef24dbe..0cdf8b1fb8b426f6e358143e492a7c6cae64146e 100644 (file)
--- a/readtree.h
+++ b/readtree.h
@@ -23,7 +23,7 @@ class Tree;
 class ReadTree {
        public:
                ReadTree(); 
-               ~ReadTree() {};
+               virtual ~ReadTree() {};
                
                virtual int read() = 0;
                int readSpecialChar(istream&, char, string);