gcc/testsuite/gcc.dg/tree-ssa/pr14814.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -fno-tree-sra -fdump-tree-forwprop2" } */
   3
   4 struct YY {
   5   double e[3];  };
   6
   7 static inline double *y(struct YY* this_1) { return &this_1->e[1]; }
   8
   9 struct XX {
  10   struct YY v;
  11  };
  12
  13 static inline struct YY direction (const struct  XX* this_1) { return this_1->v;}
  14
  15 int foo(const struct XX* r) {
  16   struct YY t = direction(r);
  17   if (*y(&t) < 0.000001) return 0;
  18   return 1;
  19 }
  20
  21 /* { dg-final { scan-tree-dump-times "= &" 0 "forwprop2" } } */