digraph "ABI diff" {
  "0" [shape=rectangle, label="'interface'"]
  "1" [label="'struct ClassToStruct class_to_struct'"]
  "2" [color=red, shape=rectangle, label="'struct ClassToStruct'"]
  "2" -> "2:0"
  "2:0" [color=red, label="byte size changed from 4 to 8"]
  "3" [label="'int x' → 'long x'"]
  "4" [color=red, label="'int' → 'long'"]
  "3" -> "4" [label=""]
  "2" -> "3" [label=""]
  "1" -> "2" [label=""]
  "0" -> "1" [label=""]
  "5" [label="'struct ClassToUnion class_to_union' → 'union ClassToUnion class_to_union'"]
  "6" [color=red, label="'struct ClassToUnion' → 'union ClassToUnion'"]
  "5" -> "6" [label=""]
  "0" -> "5" [label=""]
  "7" [label="'struct StructToClass struct_to_class'"]
  "8" [color=red, shape=rectangle, label="'struct StructToClass'"]
  "8" -> "8:0"
  "8:0" [color=red, label="byte size changed from 4 to 8"]
  "9" [label="'int x' → 'long x'"]
  "9" -> "4" [label=""]
  "8" -> "9" [label=""]
  "7" -> "8" [label=""]
  "0" -> "7" [label=""]
  "10" [label="'struct StructToUnion struct_to_union' → 'union StructToUnion struct_to_union'"]
  "11" [color=red, label="'struct StructToUnion' → 'union StructToUnion'"]
  "10" -> "11" [label=""]
  "0" -> "10" [label=""]
  "12" [label="'union UnionToClass union_to_class' → 'struct UnionToClass union_to_class'"]
  "13" [color=red, label="'union UnionToClass' → 'struct UnionToClass'"]
  "12" -> "13" [label=""]
  "0" -> "12" [label=""]
  "14" [label="'union UnionToStruct union_to_struct' → 'struct UnionToStruct union_to_struct'"]
  "15" [color=red, label="'union UnionToStruct' → 'struct UnionToStruct'"]
  "14" -> "15" [label=""]
  "0" -> "14" [label=""]
}