"format not a string literal"

[Jeffrey A Law]

  In message < 14342.11315.628570.90468@cetus.cygnus.com >you write:
  > I'm not sure if this is what you intented, but if you ment that
  > -Wformat (by itself) would turn on the new warnings and that 
  > -Wformat -Wall (together) would turn them off ... well I _really_
  > rather not have -Wall (appear) to turn off warnings.
Agreed.

[ ... ]

  > I think a new flag that turns on both the old -Wformat warnings
  > and the new ones would be better.  I like "-Wformat-all" better than
  > "-Wformat-full" or "-Wformat-nonliteral", but I don't feel strongly
  > about the spelling.
This is in effect what Tom requested too.  Uli, is this OK with you?

jeff