4 & //~ ERROR 4:5: 6:36: mismatched types [E0308]
6 if true { true } else { false }
10 & //~ ERROR 10:5: 11:40: mismatched types [E0308]
11 mut if true { true } else { false }
15 & mut //~ ERROR 15:5: 16:36: mismatched types [E0308]
16 if true { true } else { false }