old-autovect-branch/gcc/testsuite/gcc.c-torture/compile/200031109-1.c

   1 /* For a short time on the tree-ssa branch this would warn that
   2    value was not initialized as it was optimizing !(value = (m?1:2))
   3    to 0 and not setting value before.  */
   4
   5 int t(int m)
   6 {
   7   int value;
   8   if (!(value = (m?1:2)))
   9     value = 0;
  10   return value;
  11 }