1 // PR c/35430
2 // { dg-do compile }
3 // { dg-options "-Wsign-compare" }
4 
5 void
foo(__complex__ int i)6 foo (__complex__ int i)
7 {
8   i == 0u;
9   i == ~1u;	// { dg-warning "comparison of integer expressions of different signedness" }
10 }
11