On Tue, Mar 10, 2009 at 7:58 AM, Bernd Roesch <nospamn...@web.de> wrote: > Hello Richard > > On 09.03.09, you wrote: > >>> I believe one should convince the middle end to emit libcall >>> for __builtin_xxx when the target has no builtint support. >> >> It of course does. > > On what codeplace is the redefine do in GCC source ? > > I see in my c++config.h file > > this stand here > > /* Define if the compiler/host combination has __builtin_sqrtf. */ > /* #undef _GLIBCXX_HAVE___BUILTIN_SQRTF */
So, the real problem is that somehow configure thinks your target has support for __builtin_sqrtf. -- Gaby