Reviving return_type_tinfo-system.

[ginac.git] / ginac / color.h

diff --git a/ginac/color.h b/ginac/color.h
index ebf28f698a0b8fc506ffe64bd8a527a3a158f842..1e6e25d615d9f870ce5779e9201b842efbd8ecca 100644 (file)
--- a/ginac/color.h
+++ b/ginac/color.h
@@ -41,6 +41,8 @@ namespace GiNaC {
 class color : public indexed
 {
        GINAC_DECLARE_REGISTERED_CLASS(color, indexed)
+public:
+       static const tinfo_static_t return_type_tinfo_static[256];
 
        // other constructors
 public:
@@ -58,7 +60,7 @@ protected:
        ex thiscontainer(const exvector & v) const;
        ex thiscontainer(std::auto_ptr<exvector> vp) const;
        unsigned return_type() const { return return_types::noncommutative; }
-       const basic* return_type_tinfo() const { return this; }
+       tinfo_t return_type_tinfo() const { return color::return_type_tinfo_static+representation_label; }
 
        // non-virtual functions in this class
 public: