regexp/syntax.charGroup.sign (field)

5 uses

	regexp/syntax (current package)
		parse.go#L1431: 	sign  int
		parse.go#L1443: 	if g.sign == 0 {
		parse.go#L1464: 	if g.sign == 0 {
		parse.go#L1472: 		if g.sign < 0 {
		parse.go#L1482: 		if g.sign < 0 {