gcc/testsuite/gcc.dg/tree-ssa/ssa-pre-23.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-pre-stats" } */
   3
   4 struct { int x; int y; } global;
   5 void foo(int n)
   6 {
   7   int i;
   8   for ( i=0; i<n; i++)
   9     global.y += global.x*global.x;
  10 }
  11
  12 /* { dg-final { scan-tree-dump "Eliminated: 3" "pre" } } */
  13 /* { dg-final { cleanup-tree-dump "pre" } } */