gcc/testsuite/gcc.dg/uninit-pr61409.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -Wuninitialized" } */
   3
   4 int *rw;
   5 int line_height;
   6 int pixel_width;
   7 int text_cols;
   8 int width1, width2, width3;
   9
  10 void *pointer;
  11
  12 void f (int i, int j)
  13 {
  14   void *ptr;
  15   if (i)
  16     {
  17       if (j)
  18         return;
  19       ptr = pointer;
  20     }
  21   pixel_width = 1234 + width1 + 2 * width2 + 2 * width3;
  22   *rw = text_cols + line_height;
  23   if (i)
  24     rw=ptr; /* { dg-bogus "uninitialized" "bogus warning" } */
  25 }