add jar compile order

ant/org.eclipse.ant.tests.core/build.properties

diff --git a/ant/org.eclipse.ant.tests.core/build.properties b/ant/org.eclipse.ant.tests.core/build.properties
index b5a6a8b..4b09ed3 100644
--- a/ant/org.eclipse.ant.tests.core/build.properties
+++ b/ant/org.eclipse.ant.tests.core/build.properties
@@ -23,3 +23,4 @@
                          tests/,\
                          buildfiles/
 source.lib/antTestsSupport.jar = test support/
+jars.compile.order=anttestscore.jar,lib/antTestsSupport.jar
\ No newline at end of file