gcc/testsuite/gcc.dg/ipa/inline-5.c

   1 /* Check statements that are eliminated by inlining.  */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fdump-ipa-inline-details -fno-early-inlining -fno-partial-inlining -fno-ipa-cp"  } */
   4 struct a {int a,b,c,d,e;};
   5
   6 void
   7 accessfield (struct a a)
   8 {
   9   t(a.a);
  10     /* Should compile as:
  11        tmp = a.a
  12          Will be eliminated by inlining
  13        t (tmp);  */
  14   t2(&a);
  15   t(a.a);
  16   return;
  17     /* Will be eliminated by inlining */
  18 }
  19 void
  20 accessreference (struct a *a)
  21 {
  22   t(a->a);
  23     /* Should compile as:
  24        a.0_1 = a;
  25          Will be eliminated by inlining
  26        tmp = a.0_1->a;
  27          50% will be eliminated by inlining
  28        t (tmp)  */
  29   t2(&a);
  30   return;
  31     /* Will be eliminated by inlining */
  32 }
  33
  34 /* { dg-final { scan-ipa-dump-times "Will be eliminated" 4 "inline"  } } */
  35 /* { dg-final { scan-ipa-dump-times "50. will be eliminated" 1 "inline"  } } */
  36 /* { dg-final { cleanup-ipa-dump "inline" } } */