gcc/testsuite/gcc.dg/tree-ssa/pr44133.c

   1 /* { dg-do compile } */
   2 /* { dg-options "-O2 -Wall" } */
   3
   4 struct S { int i, j; };
   5
   6 int foo (int l)
   7 {
   8   struct S s;
   9   s.j = l - 22;
  10   return s.i + s.j;   /* { dg-warning ".s\.i. is used uninitialized" } */
  11 }