gcc/testsuite/consistency.vlad/layout/s-char-a-longdouble.c

   1 #include <stdio.h>
   2
   3 static struct sss{
   4   char f;
   5   long double a[10];
   6 } sss;
   7
   8 #define _offsetof(st,f) ((char *)&((st *) 16)->f - (char *) 16)
   9
  10 int main (void) {
  11   printf ("++++Array of longdouble in struct starting with char:\n");
  12   printf ("size=%d,align=%d\n",
  13           sizeof (sss), __alignof__ (sss));
  14   printf ("offset-char=%d,offset-arrayof-longdouble=%d,\nalign-char=%d,align-arrayof-longdouble=%d\n",
  15           _offsetof (struct sss, f), _offsetof (struct sss, a),
  16           __alignof__ (sss.f), __alignof__ (sss.a));
  17   printf ("offset-longdouble-a[5]=%d,align-longdouble-a[5]=%d\n",
  18           _offsetof (struct sss, a[5]),
  19           __alignof__ (sss.a[5]));
  20   return 0;
  21 }