2 /* { dg-options "-O2" } */
4 typedef __SIZE_TYPE__ size_t;
5 extern void *malloc (size_t);
6 extern void free (void *);
7 extern void abort (void);
11 struct S { int a; int b; } s;
24 union U *u = malloc (sizeof (struct S) + sizeof (struct T) + 6);
25 struct T *t = (struct T *) (&u->s + 1);
26 if (__builtin_object_size (t->d, 1)
27 != sizeof (struct T) + 6 - __builtin_offsetof (struct T, d))