--- a/langtools/make/intellij/compiler.xml	Wed Jan 07 17:06:47 2015 -0800
+++ b/langtools/make/intellij/compiler.xml	Thu Jan 08 14:43:05 2015 +0000
@@ -5,6 +5,7 @@
     <excludeFromCompile>
       <directory url="file://$PROJECT_DIR$/src" includeSubdirectories="true" />
       <directory url="file://$PROJECT_DIR$/test" includeSubdirectories="true" />
+      <directory url="file://$PROJECT_DIR$/build" includeSubdirectories="true" />
     </excludeFromCompile>
     <resourceExtensions />
     <wildcardResourcePatterns />