test: don't test for double alignment on i386. (#36986)

i386 is one of the few architectures that doesn't need double alignment.

X.Org Bug 36986 <http://bugs.freedesktop.org/show_bug.cgi?id=36986>

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>

test/input.c

@@ -1223,8 +1223,11 @@ static void dix_valuator_alloc(void)
 
         assert(v);
         assert(v->numAxes == num_axes);
+#ifndef __i386__
+        /* must be double-aligned on 64 bit */
         assert(((void*)v->axisVal - (void*)v) % sizeof(double) == 0);
         assert(((void*)v->axes - (void*)v) % sizeof(double) == 0);
+#endif
         num_axes ++;
     }