8220613: java/util/Arrays/TimSortStackSize2.java times out with fastdebug build

Reviewed-by: mbalao

test/jdk/TEST.ROOT

@@ -22,7 +22,9 @@ com/apple/laf com/sun/java/accessibility com/sun/java/swing sanity/client demo/j
 javax/management com/sun/awt sun/awt sun/java2d javax/xml/jaxp/testng/validation java/lang/ProcessHandle
 
 # Tests that cannot run concurrently
-exclusiveAccess.dirs=java/rmi/Naming java/util/prefs sun/management/jmxremote sun/tools/jstatd sun/security/mscapi java/util/stream java/util/Arrays/largeMemory java/util/BitSet/stream javax/rmi
+exclusiveAccess.dirs=java/rmi/Naming java/util/prefs sun/management/jmxremote sun/tools/jstatd \
+sun/security/mscapi java/util/stream java/util/Arrays/largeMemory java/util/BitSet/stream javax/rmi
+
 # Group definitions
 groups=TEST.groups
 
@@ -44,6 +46,7 @@ requires.properties= \
     vm.compiler1.enabled \
     vm.compiler2.enabled \
     vm.cds \
+    vm.debug \
     vm.hasSA \
     vm.hasSAandCanAttach \
     vm.hasJFR \

test/jdk/java/util/Arrays/TimSortStackSize2.java

 /*
- * Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -29,6 +29,7 @@
  * @library /lib/testlibrary /test/lib
  * @modules java.management
  *          java.base/jdk.internal
+ * @requires (vm.debug == false)
  * @build jdk.testlibrary.*
  * @build TimSortStackSize2
  * @run driver ClassFileInstaller sun.hotspot.WhiteBox