gcc/testsuite/g++.dg/tree-ssa/pr21463.C

   1 /* { dg-do compile } */
   2 /* { dg-options "-O -fdump-tree-phiopt1" } */
   3
   4 template<class T> static inline const T &ref_max(const T &a, const T &b)
   5 { return a<b ? b : a; }
   6 template<class T> static inline const T &ref_min(const T &a, const T &b)
   7 { return a<b ? a : b; }
   8
   9 template<class T> struct foo_t {
  10         T a0, a1;
  11         T bar_ref(const T b, const T c) {
  12                 return ref_max(ref_min(a0, c), ref_min(ref_max(a1, c), b));
  13         }
  14 };
  15
  16 template struct foo_t<int>;
  17
  18 /* { dg-final { scan-tree-dump-times "MIN_EXPR" 2 "phiopt1" } } */
  19 /* { dg-final { scan-tree-dump-times "MAX_EXPR" 2 "phiopt1" } } */
  20 /* { dg-final { cleanup-tree-dump "phiopt1" } } */