ex_to<>(), is_a<>() and is_exactly_a<>() weren't inlined

diff --git a/ginac/ex.h b/ginac/ex.h
index 1f4ead98ddf358ab1d3012bb960150e0b0722ce1..38dcf732f29f23203c6b1de8be57e01aabbd1d93 100644 (file)
--- a/ginac/ex.h
+++ b/ginac/ex.h
@@ -62,10 +62,10 @@ class scalar_products;
 class ex
 {
        friend class archive_node;
-       friend bool are_ex_trivially_equal(const ex &, const ex &);
-       template<class T> friend const T &ex_to(const ex &);
-       template<class T> friend bool is_a(const ex &);
-       template<class T> friend bool is_exactly_a(const ex &);
+       friend inline bool are_ex_trivially_equal(const ex &, const ex &);
+       template<class T> friend inline const T &ex_to(const ex &);
+       template<class T> friend inline bool is_a(const ex &);
+       template<class T> friend inline bool is_exactly_a(const ex &);
        
        // default constructor, copy constructor and assignment operator
 public: