[config] Pick up instances where the compiler complains that the warnings option is not supported (as icc sometimes does).
[config] Pick up instances where the compiler complains that the warnings
option is not supported (as icc sometimes does).


git-svn-id: 6e74a02f85675cec270f5d931b0f6998666294a3@22214 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

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