On Mar 8, 2012, at 09:51, Matt Turner wrote: > On Thu, Mar 8, 2012 at 5:41 PM, Jeremy Huddleston <jerem...@apple.com> wrote: >> Signed-off-by: Jeremy Huddleston <jerem...@apple.com> >> --- >> configure.ac | 9 +++++++++ >> 1 files changed, 9 insertions(+), 0 deletions(-) >> >> diff --git a/configure.ac b/configure.ac >> index c3c711c..1ca3c02 100644 >> --- a/configure.ac >> +++ b/configure.ac >> @@ -297,6 +297,15 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([[ >> #include <mmintrin.h> >> int main () { >> __m64 v = _mm_cvtsi32_si64 (1); >> + __m64 w; >> + int8_t x; >> + >> + /* Some versions of clang will choke on K */ >> + asm ("pshufw %2, %1, %0\n\t" >> + : "=y" (v) >> + : "y" (w), "K" (x) >> + ); >> + >> return _mm_cvtsi64_si32 (v); >> }]])], have_mmx_intrinsics=yes) >> CFLAGS=$xserver_save_CFLAGS >> -- >> 1.7.9 > > Newer clangs support the "K" constraint? Fixed in response to its use > in pixman? :)
Unfortunately, I'm just being optimistic at this point. _______________________________________________ Pixman mailing list Pixman@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/pixman