1  /* { dg-do compile } */
       2  /* { dg-options "-mavx -mvzeroupper -mno-fp-ret-in-387" } */
       3  
       4  long double
       5  foo (long double x) /* { dg-error "x87 register return with x87 disabled" "" { target { ! ia32 } } } */
       6  {
       7    return __builtin_ilogbl (x);
       8  }