gcc/testsuite/gcc.dg/pr41643.c

   1 /* PR tree-optimization/41643 */
   2 /* { dg-do compile } */
   3 /* { dg-options "-O2 -fno-tree-dce" } */
   4
   5 struct S { int a; };
   6
   7 int
   8 f (struct S *x)
   9 {
  10   int a = x->a;
  11   if (a)
  12     return f (x) + a;
  13   else
  14     return f (x);
  15 }