Fixed problems on 64-bit machines and introduced has_options::algebraic.

[ginac.git] / ginac / basic.h

diff --git a/ginac/basic.h b/ginac/basic.h
index b2dc0ade2b30c123d41ff52d0b537444b31596fa..9b226c37dfa3e02cfe022d401f73aa7ab1594950 100644 (file)
--- a/ginac/basic.h
+++ b/ginac/basic.h
@@ -160,7 +160,7 @@ public:
        virtual ex & operator[](size_t i);
 
        // pattern matching
-       virtual bool has(const ex & other) const;
+       virtual bool has(const ex & other, unsigned options = 0) const;
        virtual bool match(const ex & pattern, lst & repl_lst) const;
 protected:
        virtual bool match_same_type(const basic & other) const;