--- apache-ant-1.7.1/src/main/org/apache/tools/ant/taskdefs/compilers/Gcj.java~	2008-06-27 07:05:16.000000000 +0200
+++ apache-ant-1.7.1/src/main/org/apache/tools/ant/taskdefs/compilers/Gcj.java	2009-01-28 09:43:14.000000000 +0100
@@ -112,6 +112,11 @@
             cmd.createArgument().setValue("-C");
         }
 
+        if (attributes.getSource() != null) {
+            String source = attributes.getSource();
+            cmd.createArgument().setValue("-fsource=" + source);
+        }
+
         addCurrentCompilerArgs(cmd);
 
         return cmd;