staticarray.c: (in function foo1)
staticarray.c:9:10: Unqualified static storage buf returned as implicitly only:
                       buf
staticarray.c: (in function f)
staticarray.c:22:10: Implicitly temp storage outstr returned as implicitly
                        only: outstr
staticarray.c: (in function g)
staticarray.c:27:10: Implicitly temp storage outstr returned as implicitly
                        only: outstr

Finished checking --- 3 code warnings, as expected