1  /* PR c/64279 */
       2  /* { dg-do compile } */
       3  /* { dg-options "-Wduplicated-branches" } */
       4  
       5  extern int g;
       6  extern void foo ();
       7  #define A g = i
       8  #define B g = i
       9  #define DOIT() foo()
      10  #define DOIT2() foo()
      11  
      12  void
      13  f (int i)
      14  {
      15    if (i == 0)
      16      A;
      17    else
      18      B;
      19  
      20    if (i == 1)
      21      DOIT();
      22    else
      23      DOIT2();
      24  }