--- jsr166/build.xml	2018/11/21 23:21:15	1.287
+++ jsr166/build.xml	2018/11/24 17:39:35	1.288
@@ -1378,17 +1378,20 @@
   https://errorprone.info/docs/installation
   https://github.com/google/error-prone/issues/1143
 =================================================================== -->
-  <property name="errorprone.jar" location="${lib.dir}/error_prone_core-2.3.2-with-dependencies.jar"/>
-  <property name="dataflow.jar" location="${lib.dir}/dataflow-2.5.7.jar"/>
-  <property name="javacutil.jar" location="${lib.dir}/javacutil-2.5.7.jar"/>
-  <property name="jFormatString.jar" location="${lib.dir}/jFormatString-3.0.0.jar"/>
-  <property name="errorprone.processorpath" value="${errorprone.jar}:${jFormatString.jar}:${dataflow.jar}:${javacutil.jar}" />
+  <path id="errorprone.processorpath.path">
+    <pathelement location="${lib.dir}/error_prone_core-2.3.2-with-dependencies.jar"/>
+    <pathelement location="${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"/>
+  </path>
+  <property name="errorprone.processorpath" refid="errorprone.processorpath.path" />
   <property name="errorprone.jsr166.user.flags" value=""/>
   <property name="errorprone.jsr166.flags"
             value="-Xep:HashtableContains:OFF
                    -Xep:JdkObsolete:OFF
                    -Xep:MissingOverride:OFF
                    -Xep:MissingFail:OFF
+                   -Xep:ThreadPriorityCheck:OFF
                    -Xep:MixedArrayDimensions:ERROR
                    -Xep:RemoveUnusedImports:ERROR
                    -Xep:EmptyIf:ERROR
@@ -1430,7 +1433,8 @@
       <!-- Needed to silence -Xep:FutureReturnValueIgnored -->
       <compilerarg value="-J--illegal-access=permit"/>
       <compilerarg value="-XDcompilePolicy=simple"/>
-      <compilerarg line="-processorpath ${errorprone.processorpath}"/>
+      <compilerarg value="-processorpath"/>
+      <compilerarg pathref="errorprone.processorpath.path"/>
       <compilerarg value="-Xplugin:ErrorProne
                           ${errorprone.jsr166.flags}"/>
       <compilerarg value="--patch-module=java.base=${src.dir}"/>