It's already defined in src/util/macros.h which you can include via #include "util/macros.h" -- I suspect some key gallium file should include that...
On Wed, Feb 11, 2015 at 10:47 AM, Tobias Klausmann <[email protected]> wrote: > This is done the same way for glsl et al. already > > Signed-off-by: Tobias Klausmann <[email protected]> > --- > src/gallium/include/pipe/p_compiler.h | 23 +++++++++++++++++++++++ > 1 file changed, 23 insertions(+) > > diff --git a/src/gallium/include/pipe/p_compiler.h > b/src/gallium/include/pipe/p_compiler.h > index fb018bf..62ba9d3 100644 > --- a/src/gallium/include/pipe/p_compiler.h > +++ b/src/gallium/include/pipe/p_compiler.h > @@ -249,6 +249,29 @@ void _ReadWriteBarrier(void); > > > /** > + * Unreachable macro. Useful for suppressing "control reaches end of non-void > + * function" warnings. > + */ > +#ifdef HAVE___BUILTIN_UNREACHABLE > +#define unreachable(str) \ > +do { \ > + assert(!str); \ > + __builtin_unreachable(); \ > +} while (0) > +#elif _MSC_VER >= 1200 > +#define unreachable(str) \ > +do { \ > + assert(!str); \ > + __assume(0); \ > +} while (0) > +#endif > + > +#ifndef unreachable > +#define unreachable(str) assert(!str) > +#endif > + > + > +/** > * Static (compile-time) assertion. > * Basically, use COND to dimension an array. If COND is false/zero the > * array size will be -1 and we'll get a compilation error. > -- > 2.2.2 > _______________________________________________ mesa-dev mailing list [email protected] http://lists.freedesktop.org/mailman/listinfo/mesa-dev
