digraph "ABI diff" {
  "0" [shape=rectangle, label="'interface'"]
  "1" [label="'void foo(struct node*)'"]
  "2" [label="'void(struct node*)'"]
  "3" [label="'struct node*'"]
  "4" [shape=rectangle, label="'struct node'"]
  "5" [label="'struct leaf* ptr'"]
  "6" [label="'struct leaf*'"]
  "7" [color=red, shape=rectangle, label="'struct leaf'"]
  "7" -> "7:0"
  "7:0" [color=red, label="byte size changed from 8 to 12"]
  "8" [label="'int numbers[2]' → 'int numbers[3]'"]
  "9" [color=red, label="'int[2]' → 'int[3]'"]
  "9" -> "9:0"
  "9:0" [color=red, label="number of elements changed from 2 to 3"]
  "8" -> "9" [label=""]
  "7" -> "8" [label=""]
  "6" -> "7" [label="pointed-to"]
  "5" -> "6" [label=""]
  "4" -> "5" [label=""]
  "3" -> "4" [label="pointed-to"]
  "2" -> "3" [label="parameter 1"]
  "1" -> "2" [label=""]
  "0" -> "1" [label=""]
}