gcc/testsuite/g++.dg/tree-ssa/pr14814.C

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fdump-tree-forwprop2" } */
   3
   4 class YY { public:
   5   YY(const YY &v) { e[0] = v.e[0]; e[1] = v.e[1]; e[2] = v.e[2]; }
   6   double &y() { return e[1]; }
   7   double e[3];  };
   8
   9 class XX { public:
  10   YY direction() const { return v; }
  11   YY v;  };
  12
  13 int foo(XX& r) {
  14   if (r.direction().y() < 0.000001) return 0;
  15   return 1; }
  16
  17 /* { dg-final { scan-tree-dump-times "&this" 0 "forwprop2" } } */
  18 /* { dg-final { scan-tree-dump-times "&r" 0 "forwprop2" } } */
  19