--- old/src/cpu/zero/vm/interpreterRT_zero.cpp	2017-06-30 11:28:02.191701041 +0200
+++ new/src/cpu/zero/vm/interpreterRT_zero.cpp	2017-06-30 11:28:01.999695040 +0200
@@ -148,7 +148,7 @@
   ZeroStack *stack = thread->zero_stack();
 
   int required_words =
-    (align_size_up(sizeof(ffi_cif), wordSize) >> LogBytesPerWord) +
+    (align_up(sizeof(ffi_cif), wordSize) >> LogBytesPerWord) +
     (method->is_static() ? 2 : 1) + method->size_of_parameters() + 1;
 
   stack->overflow_check(required_words, CHECK_NULL);