--- jsr166/build.xml	2019/10/06 17:51:03	1.305
+++ jsr166/build.xml	2019/12/16 22:12:32	1.309
@@ -271,6 +271,7 @@
       <patternset refid="jdk@{target}.jtreg.tests"/>
       <arg value="-javacoptions:--patch-module=java.base=@{classes}"/>
       <arg value="-vmoptions:--patch-module=java.base=@{classes}"/>
+      <arg value="-vmoptions:${vmoptions}" if:set="vmoptions"/>
       <arg value="-agentvm"/>
       <arg value="-noreport"/>
       <arg value="-verbose:@{verbose}"/>
@@ -372,7 +373,7 @@
   <target name="docs"
           description="Builds javadocs for src/main to dist dir">
 
-    <delete dir="${docs.dir}"/>
+    <delete dir="${docs.dir}" quiet="true"/>
     <mkdir dir="${docs.dir}"/>
 
     <!-- old school frames via docs/index.html?overview-summary.html -->
@@ -405,6 +406,7 @@
       </fileset>
       <arg line="-Xdocrootparent ${java.docroot.url}"/>
       <arg line="-Xmaxerrs 1000 -Xmaxwarns 1000"/>
+      <arg value="-quiet"/>
       <arg value="-XDignore.symbol.file=true"/>
       <arg value="-html5"/>
       <arg value="--patch-module=java.base=${src.dir}"/>
@@ -502,84 +504,84 @@
   </target>
 
   <target name="test11">
-    <antcall target="clean"/>
     <antcall>
       <param name="java.runtime.target" value="11"/>
       <param name="build.main.javac" value="${javac11}"/>
       <param name="build.main.javadoc" value="${javadoc12}"/>
       <param name="build.main.javadoc.source" value="11"/>
+      <target name="clean"/>
       <target name="test"/>
       <target name="docs"/>
     </antcall>
   </target>
 
   <target name="test12">
-    <antcall target="clean"/>
     <antcall>
       <param name="java.runtime.target" value="12"/>
       <param name="build.main.javac" value="${javac12}"/>
       <param name="build.main.javadoc" value="${javadoc12}"/>
       <param name="build.main.javadoc.source" value="12"/>
+      <target name="clean"/>
       <target name="test"/>
       <target name="docs"/>
     </antcall>
   </target>
 
   <target name="test13">
-    <antcall target="clean"/>
     <antcall>
       <param name="java.runtime.target" value="13"/>
       <param name="build.main.javac" value="${javac13}"/>
       <param name="build.main.javadoc" value="${javadoc13}"/>
       <param name="build.main.javadoc.source" value="13"/>
+      <target name="clean"/>
       <target name="test"/>
       <target name="docs"/>
     </antcall>
   </target>
 
   <target name="test14">
-    <antcall target="clean"/>
     <antcall>
       <param name="java.runtime.target" value="14"/>
       <param name="build.main.javac" value="${javac14}"/>
       <param name="build.main.javadoc" value="${javadoc14}"/>
       <param name="build.main.javadoc.source" value="14"/>
+      <target name="clean"/>
       <target name="test"/>
       <target name="docs"/>
     </antcall>
   </target>
 
   <target name="test11-12">
-    <antcall target="clean"/>
     <antcall>
       <param name="java.runtime.target" value="12"/>
       <param name="build.main.javac" value="${javac11}"/>
       <param name="build.main.javadoc" value="${javadoc12}"/>
       <param name="build.main.javadoc.source" value="11"/>
+      <target name="clean"/>
       <target name="test"/>
       <target name="docs"/>
     </antcall>
   </target>
 
   <target name="test11-13">
-    <antcall target="clean"/>
     <antcall>
       <param name="java.runtime.target" value="13"/>
       <param name="build.main.javac" value="${javac11}"/>
       <param name="build.main.javadoc" value="${javadoc13}"/>
       <param name="build.main.javadoc.source" value="11"/>
+      <target name="clean"/>
       <target name="test"/>
       <target name="docs"/>
     </antcall>
   </target>
 
   <target name="test11-14">
-    <antcall target="clean"/>
     <antcall>
       <param name="java.runtime.target" value="14"/>
       <param name="build.main.javac" value="${javac11}"/>
       <param name="build.main.javadoc" value="${javadoc14}"/>
       <param name="build.main.javadoc.source" value="11"/>
+      <target name="clean"/>
       <target name="test"/>
       <target name="docs"/>
     </antcall>
@@ -662,10 +664,11 @@
   https://github.com/google/error-prone/issues/1143
 =================================================================== -->
   <path id="errorprone.processorpath.path">
-    <pathelement location="${lib.dir}/error_prone_core-2.3.2-with-dependencies.jar"/>
+    <pathelement location="${lib.dir}/error_prone_core-2.3.4-with-dependencies.jar"/>
     <pathelement location="${lib.dir}/dataflow-2.5.7.jar"/>
     <pathelement location="${lib.dir}/javacutil-2.5.7.jar"/>
     <pathelement location="${lib.dir}/jFormatString-3.0.0.jar"/>
+    <pathelement location="${lib.dir}/caffeine-2.8.0.jar"/>
   </path>
   <property name="errorprone.processorpath" refid="errorprone.processorpath.path" />
   <property name="errorprone.jsr166.user.flags" value=""/>