--- old/src/share/vm/utilities/bitMap.cpp	2014-03-28 13:34:18.365026642 +0100
+++ new/src/share/vm/utilities/bitMap.cpp	2014-03-28 13:34:18.249021927 +0100
@@ -582,9 +582,20 @@
   }
 
   static void testResizeNonResource() {
+    const uintx bitmap_bytes = BITMAP_SIZE / BitsPerByte;
+
+    // Test the default behavior
     testResize(false);
+
+    {
+      // Make sure that AllocatorMallocLimit is larger than our allocation request
+      // forcing it to call standard malloc()
+      UIntFlagSetting fs(ArrayAllocatorMallocLimit, bitmap_bytes * 4);
+      testResize(false);
+    }
     {
-      uintx bitmap_bytes = BITMAP_SIZE / BitsPerByte;
+      // Make sure that AllocatorMallocLimit is smaller than our allocation request
+      // forcing it to call mmap() (or equivalent)
       UIntFlagSetting fs(ArrayAllocatorMallocLimit, bitmap_bytes / 4);
       testResize(false);
     }