[core] g++ likes to remove unreferenced globals that were declared as "const". This causes linker failures later, because other objects wanted to reference that global. g++ will still emit the global, if it sees an "extern" declaration too.  So, do that.
[core] g++ likes to remove unreferenced globals that were declared as "const".
This causes linker failures later, because other objects wanted to reference
that global.
g++ will still emit the global, if it sees an "extern" declaration too.  So, do that.


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@27015 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot