gcc/testsuite/gcc.dg/torture/pr26258.c

   1 /* { dg-do run } */
   2
   3 extern void abort(void);
   4
   5 typedef struct Foo { int a; int b; }  Foo;
   6
   7 Foo foo(Foo first, Foo last, _Bool ret_first)
   8 {
   9   Foo t;
  10   Foo *t1 = (ret_first ? &first : &last);
  11   first.a = 2;
  12   last.b = 3;
  13   t.a = t1->a;
  14   t.b = t1->b;
  15   t.a += first.a;
  16   t.b += last.b;
  17   return t;
  18 }
  19
  20 int main()
  21 {
  22   Foo first = (Foo){1, 2};
  23   Foo last = (Foo){3, 4};
  24   Foo ret = foo(first, last, 0);
  25   if (ret.b != 6)
  26     abort ();
  27   return 0;
  28 }