6 N4[label="stmt let x = 14;"];
9 N7[label="expr x > 1"];
10 N8[label="expr return"];
11 N9[label="(dummy_node)"];
12 N10[label="stmt return;"];
13 N11[label="expr \"unreachable\""];
14 N12[label="stmt \"unreachable\";"];
15 N13[label="block { return; \"unreachable\"; }"];
16 N14[label="expr if x > 1 { return; \"unreachable\"; }"];
17 N15[label="block { let x = 14; if x > 1 { return; \"unreachable\"; } }"];
18 N16[label="expr { let x = 14; if x > 1 { return; \"unreachable\"; } }"];