const unicode.MaxASCII

8 uses

	unicode (current package)
		letter.go#L12: 	MaxASCII        = '\u007F'     // maximum ASCII value.
		letter.go#L269: 	if r <= MaxASCII {
		letter.go#L280: 	if r <= MaxASCII {
		letter.go#L291: 	if r <= MaxASCII {
		tables.go#L7824: var asciiFold = [MaxASCII + 1]uint16{

	crypto/x509
		x509.go#L1172: 		if r > unicode.MaxASCII {

	net/http/internal/ascii
		print.go#L48: 		if s[i] > unicode.MaxASCII {

	text/template/parse
		lex.go#L447: 	case r <= unicode.MaxASCII && unicode.IsPrint(r):

The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)