package fixtures func (this data) vmethod() { nil := true // MATCH /assignment creates a shadow of built-in identifier nil/ iota = 1 // MATCH /assignment modifies built-in identifier iota/ } func append(i, j int) { // MATCH /redefinition of the built-in function append/ } type Type int16 // MATCH /redefinition of the built-in type Type/ func delete(set []int64, i int) (y []int64) { // MATCH /redefinition of the built-in function delete/ for j, v := range set { if j != i { y = append(y, v) } } return }