1// { dg-do compile }
2// { dg-options "-Wsign-compare" }
3
4enum E { A, B, C };
5extern void f1(int);
6void
7f2(E v1, E v2)
8{
9  for (unsigned int i = v1; i <= v2; ++i)
10    f1(i);
11  for (int i = v1; i <= v2; ++i)
12    f1(i);
13}
14