X-Git-Url: https://www.ginac.de/ginac.git//ginac.git?p=ginac.git;a=blobdiff_plain;f=ginac%2Fadd.h;h=f471741b95464d5539283ae7158a498d31c8a76a;hp=0545bcd2e1fd9d3710ce01e01054ee1bdadafff7;hb=9eab44408b9213d8909b7a9e525f404ad06064dd;hpb=487e5659efe401683eee0381b0d23f967ffffc3c;ds=sidebyside

diff --git a/ginac/add.h b/ginac/add.h
index 0545bcd2..f471741b 100644
--- a/ginac/add.h
+++ b/ginac/add.h
@@ -25,6 +25,8 @@
 
 #include <ginac/expairseq.h>
 
+namespace GiNaC {
+
 /** Sum of expressions. */
 class add : public expairseq
 {
@@ -106,6 +108,12 @@ protected:
 extern const add some_add;
 extern type_info const & typeid_add;
 
-#define ex_to_add(X) static_cast<add const &>(*(X).bp)
+// utility functions
+inline const add &ex_to_add(const ex &e)
+{
+	return static_cast<const add &>(*e.bp);
+}
+
+} // namespace GiNaC
 
 #endif // ndef __GINAC_ADD_H__