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

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -msse4.1" } */
   3
   4 int signbit (__float128);
   5
   6 __float128 x;
   7
   8 int __test_1(void)
   9 {
  10   return signbit (x);
  11 }
  12
  13 /* { dg-final { scan-assembler-not "signbit" } } */