On Mon, Jan 31, 2011 at 9:52 AM, Joseph S. Myers <jos...@codesourcery.com> wrote: > On Sun, 30 Jan 2011, Ian Lance Taylor wrote: > >> I think that the call to lang_hooks.init_option_struct must be moved >> after the call to default_options_optimization, one way or another. > > No, that is wrong; by design this structure initialization should happen > before the options from the command line (including -On) have their > effects. Rather, I think -fno-fast-math - whether explicit or implicit - > should not be overriding such language-dependent defaults for particular > options; if a language defaults to -fno-math-errno, explicit -fmath-errno > should be required to override that (essentially, the set of options > implied by -ffast-math / -fno-fast-math should depend on the language).
Should the optimization-dependent-defaluts also be split into a language dependent and independent parts? David > > -- > Joseph S. Myers > jos...@codesourcery.com >
