gcc/testsuite/gcc.dg/pr65521.c

   1 /* PR ipa/65521 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fcompare-debug" } */
   4
   5 struct S { int s; };
   6 int f6 (void *, unsigned long);
   7 int f7 (int, int *, unsigned long);
   8 int f8 (void);
   9 int f9 (void (*) (void));
  10
  11 int
  12 f1 (void *p)
  13 {
  14   return f6 (p, 256UL);
  15 }
  16
  17 int
  18 f2 (void *p)
  19 {
  20   return f6 (p, 256UL);
  21 }
  22
  23 int
  24 f3 (struct S *x)
  25 {
  26   return f7 (f8 (), &x->s, 16UL);
  27 }
  28
  29 int
  30 f4 (struct S *x)
  31 {
  32   return f7 (f8 (), &x->s, 16UL);
  33 }
  34
  35 void
  36 f5 (void)
  37 {
  38   f9 (f5);
  39 }