gcc/testsuite/gcc.dg/ipa/ipcp-agg-1.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O3 -fno-ipa-sra -fdump-ipa-cp-details -fdump-tree-optimized-slim"  } */
   3 /* { dg-add-options bind_pic_locally } */
   4
   5 struct S
   6 {
   7   int a, b, c;
   8 };
   9
  10 void *blah(int, void *);
  11
  12 static void __attribute__ ((noinline))
  13 foo (struct S *p)
  14 {
  15   int i, c = p->c;
  16   int b = p->b;
  17   void *v = (void *) p;
  18
  19   for (i= 0; i< c; i++)
  20     v = blah(b + i, v);
  21 }
  22
  23 void
  24 entry (void)
  25 {
  26   struct S s;
  27   s.a = 1;
  28   s.b = 64;
  29   s.c = 32;
  30   foo (&s);
  31 }
  32
  33 /* { dg-final { scan-ipa-dump "Creating a specialized node of foo.*for all known contexts" "cp" } } */
  34 /* { dg-final { scan-ipa-dump-times "Aggregate replacements:" 2 "cp" } } */
  35 /* { dg-final { cleanup-ipa-dump "cp" } } */
  36 /* { dg-final { scan-tree-dump-not "->c;" "optimized" } } */
  37 /* { dg-final { cleanup-tree-dump "optimized" } } */