gcc/testsuite/gcc.dg/tree-ssa/pr27799.c

   1 /* { dg-do link } */
   2 /* { dg-options "-O2" } */
   3
   4 struct X { double m; int x; };
   5 struct Y { int y; short d; };
   6 struct YY { int y; short d; char c; };
   7
   8 extern void link_error (void);
   9
  10 int foo(struct X *x,  struct Y *y)
  11 {
  12   x->x =  0;
  13   y->y =  1;
  14   if (x->x != 0)
  15     link_error ();
  16 }
  17
  18 int foo_no(struct X *x,  struct YY *y)
  19 {
  20   x->x =  0;
  21   y->y =  1;
  22   if (x->x != 0)
  23     link_error ();
  24 }
  25
  26 int main() {}