gcc/testsuite/gcc.dg/lto/pr60461_0.c

   1 /* { dg-lto-do link } */
   2 /* { dg-lto-options {{-Os -flto} } } */
   3
   4
   5 struct S
   6 {
   7   int f1;
   8   int f2;
   9 } a[1] = { {0, 0} };
  10
  11 int b, c;
  12
  13 static unsigned short fn1 (struct S);
  14
  15 void
  16 fn2 ()
  17 {
  18   for (; c;)
  19     ;
  20   b = 0;
  21   fn1 (a[0]);
  22 }
  23
  24 unsigned short
  25 fn1 (struct S p)
  26 {
  27   if (p.f1)
  28     fn2 ();
  29   return 0;
  30 }
  31
  32 int
  33 main ()
  34 {
  35   fn2 ();
  36   return 0;
  37 }