gcc/testsuite/gcc.dg/tree-ssa/ssa-fre-17.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-fre-details -fno-tree-sra" } */
   3
   4 struct Bar {
   5   int dom;
   6 };
   7 struct Foo {
   8   struct Bar doms[3];
   9 };
  10
  11 int foo(int i, int j, int k)
  12 {
  13   struct Foo f;
  14
  15   f.doms[0].dom = i;
  16   f.doms[1].dom = j;
  17   f.doms[2].dom = k;
  18   return f.doms[0LL].dom;
  19 }
  20
  21 /* { dg-final { scan-tree-dump "Replaced f.doms\\\[0\\\].dom with i_" "fre" } } */
  22 /* { dg-final { cleanup-tree-dump "fre" } } */
  23