File ginac-return-in-nonvoid.patch of Package ginac

Index: ginac/function.cpp
===================================================================
--- ginac/function.cpp.orig	2015-05-07 23:23:53.000000000 +0200
+++ ginac/function.cpp	2015-05-11 17:46:38.555361335 +0200
@@ -2128,6 +2128,8 @@
 			return ((expl_derivative_funcp_14)(opt.expl_derivative_f))(seq[0], seq[1], seq[2], seq[3], seq[4], seq[5], seq[6], seq[7], seq[8], seq[9], seq[10], seq[11], seq[12], seq[13], s);
 		// end of generated lines
 	}
+
+	return (ex(0));
 }
 
 ex function::power(const ex & power_param) const // power of function