Revert "configure: An other test that warns."

This reverts commit e70077bff48d1edc1c6376f60d4dbeced2e18a11.
This was completely broken (NULL not defined).

diff --git a/configure.ac b/configure.ac
index e461bbfd4811a70e1b87124db32e78f22ac799d5..c9fd1efd9d4c1071c252b4aed953eb4ecefa1c3b 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1451,7 +1451,7 @@ AS_IF([test "${enable_sse}" != "no"], [
 AC_CACHE_CHECK([if $CC groks 3D Now! inline assembly],
     [ac_cv_3dnow_inline],
     [CFLAGS="${CFLAGS_save}"
-     AC_TRY_COMPILE(,[void *p = NULL; asm volatile("pfadd %%mm1,%%mm2"::"r"(p));],
+     AC_TRY_COMPILE(,[void *p;asm volatile("pfadd %%mm1,%%mm2"::"r"(p));],
                     ac_cv_3dnow_inline=yes, ac_cv_3dnow_inline=no)])
 AS_IF([test "${ac_cv_3dnow_inline}" != "no"], [
   AC_DEFINE(CAN_COMPILE_3DNOW, 1,