1  /* Test C11 definition of LDBL_EPSILON.  Based on
       2     gcc.target/powerpc/rs6000-ldouble-2.c.  */
       3  /* { dg-do run } */
       4  /* { dg-options "-std=c11 -pedantic-errors" } */
       5  
       6  #include <float.h>
       7  
       8  extern void abort (void);
       9  extern void exit (int);
      10  
      11  int
      12  main (void)
      13  {
      14    volatile long double ee = 1.0;
      15    long double eps = ee;
      16    while (ee + 1.0 != 1.0)
      17      {
      18        eps = ee;
      19        ee = eps / 2;
      20      }
      21    if (eps != LDBL_EPSILON)
      22      abort ();
      23    exit (0);
      24  }