@hello = internal constant [7 x i8] c"hello\0A\00"
@world = internal constant [7 x i8] c"world\0A\00"
-define void @func(i32* %b) {
+define void @func(i32* %b) nounwind {
bb1579.i.i: ; preds = %bb1514.i.i, %bb191.i.i
%tmp176 = load i32* %b, align 4
%tmp177 = and i32 %tmp176, 2