gcc/testsuite/gcc.target/i386/quad-sse4.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -msse4.1" } */
   3
   4 __float128 x;
   5
   6 int __test_1(void)
   7 {
   8   return __builtin_signbitq (x);
   9 }
  10
  11 /* { dg-final { scan-assembler-not "signbit" } } */