1.1 --- a/src/share/vm/runtime/arguments.cpp Wed Mar 18 11:37:48 2009 -0400 1.2 +++ b/src/share/vm/runtime/arguments.cpp Thu Mar 19 09:13:24 2009 -0700 1.3 @@ -1211,7 +1211,9 @@ 1.4 if (UseLargePages && UseCompressedOops) { 1.5 // Cannot allocate guard pages for implicit checks in indexed addressing 1.6 // mode, when large pages are specified on windows. 1.7 - FLAG_SET_DEFAULT(UseImplicitNullCheckForNarrowOop, false); 1.8 + // This flag could be switched ON if narrow oop base address is set to 0, 1.9 + // see code in Universe::initialize_heap(). 1.10 + Universe::set_narrow_oop_use_implicit_null_checks(false); 1.11 } 1.12 #endif // _WIN64 1.13 } else {