--- a/hotspot/src/cpu/x86/vm/globals_x86.hpp	Tue May 14 17:08:31 2013 +0200
+++ b/hotspot/src/cpu/x86/vm/globals_x86.hpp	Wed May 15 11:05:09 2013 +0200
@@ -77,7 +77,7 @@
 #endif
 
 // GC Ergo Flags
-define_pd_global(intx, CMSYoungGenPerWorker, 64*M);  // default max size of CMS young gen, per GC worker thread
+define_pd_global(uintx, CMSYoungGenPerWorker, 64*M);  // default max size of CMS young gen, per GC worker thread
 
 #define ARCH_FLAGS(develop, product, diagnostic, experimental, notproduct) \
                                                                             \