--- a/hotspot/src/cpu/zero/vm/stack_zero.hpp	Wed Apr 12 17:53:18 2017 +0200
+++ b/hotspot/src/cpu/zero/vm/stack_zero.hpp	Tue Jul 04 15:58:10 2017 +0200
@@ -88,7 +88,7 @@
   }
 
   void *alloc(size_t size) {
-    int count = align_size_up(size, wordSize) >> LogBytesPerWord;
+    int count = align_up(size, wordSize) >> LogBytesPerWord;
     assert(count <= available_words(), "stack overflow");
     return _sp -= count;
   }