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


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/* { dg-do compile } */
/* { dg-options "-O2 -msse4.1" } */

__float128 x;

int __test_1(void)
{
  return __builtin_signbitq (x);
}

/* { dg-final { scan-assembler-not "signbit" } } */