gcc/testsuite/gcc.c-torture/execute/pr58365.c

   1 /* PR rtl-optimization/58365 */
   2
   3 extern void abort (void);
   4
   5 struct S
   6 {
   7   volatile int a;
   8   int b, c, d, e;
   9 } f;
  10 static struct S g, h;
  11 int i = 1;
  12
  13 char
  14 foo (void)
  15 {
  16   return i;
  17 }
  18
  19 static struct S
  20 bar (void)
  21 {
  22   if (foo ())
  23     return f;
  24   return g;
  25 }
  26
  27 int
  28 main ()
  29 {
  30   h = bar ();
  31   f.b = 1;
  32   if (h.b != 0)
  33     abort ();
  34   return 0;
  35 }