Reviving return_type_tinfo-system.

[ginac.git] / ginac / mul.h

diff --git a/ginac/mul.h b/ginac/mul.h
index e9b1405810a269d4f9d12f03fba69c6a37f21ded..7730bad07deb6ed8fb90eb8ab6b12a4d1f67d7b6 100644 (file)
--- a/ginac/mul.h
+++ b/ginac/mul.h
@@ -66,7 +66,7 @@ protected:
        ex derivative(const symbol & s) const;
        ex eval_ncmul(const exvector & v) const;
        unsigned return_type() const;
-       const basic* return_type_tinfo() const;
+       tinfo_t return_type_tinfo() const;
        ex thisexpairseq(const epvector & v, const ex & oc) const;
        ex thisexpairseq(std::auto_ptr<epvector> vp, const ex & oc) const;
        expair split_ex_to_pair(const ex & e) const;