use new-style print methods

[ginac.git] / ginac / fail.cpp

diff --git a/ginac/fail.cpp b/ginac/fail.cpp
index 92aaa102dd26a452593b1263845d303bebc8723b..08ee89aab6ac508fd04e95573a35024aaaaddd72 100644 (file)
--- a/ginac/fail.cpp
+++ b/ginac/fail.cpp
@@ -30,7 +30,9 @@
 
 namespace GiNaC {
 
-GINAC_IMPLEMENT_REGISTERED_CLASS(fail, basic)
+GINAC_IMPLEMENT_REGISTERED_CLASS_OPT(fail, basic,
+  print_func<print_context>(&fail::do_print).
+  print_func<print_tree>(&basic::do_print_tree))
 
 //////////
 // default constructor