Univariate Hensel lifting now uses upoly.

[ginac.git] / ginac / symmetry.cpp

diff --git a/ginac/symmetry.cpp b/ginac/symmetry.cpp
index dd3029e5b48be96ed682b5432de4513940b1a796..6b684c3055c9ea549555671e38911544628622cc 100644 (file)
--- a/ginac/symmetry.cpp
+++ b/ginac/symmetry.cpp
@@ -82,8 +82,9 @@ symmetry::symmetry(symmetry_type t, const symmetry &c1, const symmetry &c2) :  t
 //////////
 
 /** Construct object from archive_node. */
-symmetry::symmetry(const archive_node &n, lst &sym_lst) : inherited(n, sym_lst)
+void symmetry::read_archive(const archive_node &n, lst &sym_lst)
 {
+       inherited::read_archive(n, sym_lst);
        unsigned t;
        if (!(n.find_unsigned("type", t)))
                throw (std::runtime_error("unknown symmetry type in archive"));
@@ -110,6 +111,7 @@ symmetry::symmetry(const archive_node &n, lst &sym_lst) : inherited(n, sym_lst)
                }
        }
 }
+GINAC_BIND_UNARCHIVER(symmetry);
 
 /** Archive the object. */
 void symmetry::archive(archive_node &n) const
@@ -133,8 +135,6 @@ void symmetry::archive(archive_node &n) const
        }
 }
 
-DEFAULT_UNARCHIVE(symmetry)
-
 //////////
 // functions overriding virtual functions from base classes
 //////////