gcc/testsuite/gcc.dg/ipa/ipa-sra-26.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-ipa-sra-details"  } */
   3
   4 struct S
   5 {
   6   short a, b, c;
   7 };
   8
   9 extern int gc;
  10 extern int *arr;
  11
  12 static void __attribute__((noinline))
  13 foo (struct S *p)
  14 {
  15   for (int i = 0; i < gc; i++)
  16     arr += p->b;
  17 }
  18
  19 void
  20 bar (short a, short b, short c)
  21 {
  22   struct S s;
  23   s.a = a;
  24   s.b = b;
  25   s.c = c;
  26   foo (&s);
  27   return;
  28 }
  29
  30 /* { dg-final { scan-ipa-dump "Will split parameter" "sra" } } */
  31