digraph "ABI diff" {
  "0" [shape=rectangle, label="'interface'"]
  "1" [label="'void func(struct foo)' {_Z4func3foo}"]
  "2" [label="'void(struct foo)'"]
  "3" [shape=rectangle, label="'struct foo'"]
  "4" [label="'int& lref_to_ptr' → 'int* lref_to_ptr'"]
  "5" [color=red, label="'int&' → 'int*'"]
  "4" -> "5" [label=""]
  "3" -> "4" [label=""]
  "6" [label="'int* ptr_to_lref' → 'int& ptr_to_lref'"]
  "7" [color=red, label="'int*' → 'int&'"]
  "6" -> "7" [label=""]
  "3" -> "6" [label=""]
  "8" [label="'int&& rref_to_ptr' → 'int* rref_to_ptr'"]
  "9" [color=red, label="'int&&' → 'int*'"]
  "8" -> "9" [label=""]
  "3" -> "8" [label=""]
  "10" [label="'int* ptr_to_rref' → 'int&& ptr_to_rref'"]
  "11" [color=red, label="'int*' → 'int&&'"]
  "10" -> "11" [label=""]
  "3" -> "10" [label=""]
  "12" [label="'int& lref_to_rref' → 'int&& lref_to_rref'"]
  "13" [color=red, label="'int&' → 'int&&'"]
  "12" -> "13" [label=""]
  "3" -> "12" [label=""]
  "14" [label="'int&& rref_to_lref' → 'int& rref_to_lref'"]
  "15" [color=red, label="'int&&' → 'int&'"]
  "14" -> "15" [label=""]
  "3" -> "14" [label=""]
  "2" -> "3" [label="parameter 1"]
  "1" -> "2" [label=""]
  "0" -> "1" [label=""]
}