--- jsr166/build.xml	2013/03/22 18:04:56	1.138
+++ jsr166/build.xml	2013/05/20 19:12:23	1.140
@@ -44,6 +44,15 @@ As of 2013-02, the very latest lambda 8
   <property name="build.deprecation"    value="false"/>
   <property name="build.javadoc.access" value="protected"/>
 
+  <!-- Tck options; see JSR166TestCase.java -->
+  <!-- ant -Djsr166.profileTests=true -Djsr166.runsPerTest=100 test-tck -->
+  <property name="jsr166.profileTests"     value="false"/>
+  <property name="jsr166.profileThreshold" value="100"/>
+  <property name="jsr166.runsPerTest"      value="1"/>
+  <!-- Allow running an individual tck test class -->
+  <!-- ant -Djsr166.tckTestClass=CountedCompleterTest -Djsr166.runsPerTest=100 test-tck -->
+  <property name="jsr166.tckTestClass"     value="JSR166TestCase"/>
+
   <!-- Build locations -->
   <property name="build.dir"                   location="build"/>
   <property name="build.classes.dir"           location="${build.dir}/classes"/>
@@ -202,12 +211,15 @@ As of 2013-02, the very latest lambda 8
 
     </javac>
 
-    <java classname="JSR166TestCase"
+    <java classname="${jsr166.tckTestClass}"
           failonerror="true"
           jvm="${java@{target}}"
           fork="true">
 	<jvmarg value="-Xbootclasspath/p:@{classes}"/>
 	<jvmarg line="@{jvmflags}"/>
+        <sysproperty key="jsr166.profileTests"     value="${jsr166.profileTests}"/>
+        <sysproperty key="jsr166.profileThreshold" value="${jsr166.profileThreshold}"/>
+        <sysproperty key="jsr166.runsPerTest"      value="${jsr166.runsPerTest}"/>
 	<classpath>
 	  <pathelement location="${junit.jar}"/>
 	  <pathelement location="@{workdir}/tck-classes"/>
@@ -698,7 +710,7 @@ As of 2013-02, the very latest lambda 8
 
       <formatter type="brief"/>
 
-      <test name="JSR166TestCase" haltonfailure="no">
+      <test name="${jsr166.tckTestClass}" haltonfailure="no">
       </test>
 
     </junit>