--- old/test/hotspot/jtreg/gc/concurrent_phase_control/TestConcurrentPhaseControlG1.java	2018-05-08 09:19:28.353318044 +0200
+++ new/test/hotspot/jtreg/gc/concurrent_phase_control/TestConcurrentPhaseControlG1.java	2018-05-08 09:19:28.046308574 +0200
@@ -51,6 +51,7 @@
         {"CONCURRENT_MARK", "Concurrent Mark [^FR]"},
         {"IDLE", null},  // Resume IDLE before testing subphases
         {"MARK_FROM_ROOTS", "Concurrent Mark From Roots"},
+        {"PRECLEAN", "Concurrent Preclean"},
         {"BEFORE_REMARK", null},
         {"REMARK", "Pause Remark"},
         {"REBUILD_REMEMBERED_SETS", "Concurrent Rebuild Remembered Sets"},