1  /* Some versions of Solaris <math.h> give strict-aliasing warnings for
       2     signbit.  */
       3  /* { dg-require-effective-target c99_runtime } */
       4  /* { dg-options "-std=c99 -O2 -Wstrict-aliasing" } */
       5  
       6  #include <math.h>
       7  
       8  int
       9  main (void)
      10  {
      11    return signbit (1.0f) | signbit (1.0) | signbit (1.0l);;
      12  }