go/src/cmd/compile/internal/test/race.go

// Issue 55357: data race when building multiple instantiations of
// generic closures with _ parameters.
func Issue55357() { … }

type T55357 …

//go:noinline
func (q *T55357[T]) do(w, v bool, fn func(bk []byte, v T) error) error { … }

func (q *T55357[T]) Count() (n int, rerr error) { … }

func (q *T55357[T]) List() (list []T, rerr error) { … }