diff -r 7d64aa23eb96 -r 30d3b13f1938 src/share/vm/runtime/globals.hpp
--- a/src/share/vm/runtime/globals.hpp	Wed May 11 15:47:12 2011 -0700
+++ b/src/share/vm/runtime/globals.hpp	Thu May 12 15:05:22 2011 -0700
@@ -2892,7 +2892,7 @@
           "Max. no. of lines in the stack trace for Java exceptions "       \
           "(0 means all)")                                                  \
                                                                             \
-  NOT_EMBEDDED(develop(intx, GuaranteedSafepointInterval, 1000,             \
+  NOT_EMBEDDED(diagnostic(intx, GuaranteedSafepointInterval, 1000,          \
           "Guarantee a safepoint (at least) every so many milliseconds "    \
           "(0 means none)"))                                                \
                                                                             \