gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-9.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-dse1-vops" } */
   3
   4 struct { int a, b; } soup1, soup2;
   5 void
   6 foo ()
   7 {
   8   soup1 = soup2;
   9   soup1.a = 66;
  10   soup1.b = 77;
  11 }
  12
  13 /* We should eliminate the first assignment.  */
  14 /* { dg-final { scan-tree-dump-times "VDEF" 2 "dse1" } } */