func regexp.iop

3 uses

	regexp (current package)
		onepass.go#L52: 	if iop(i) != syntax.InstRune || len(i.Rune) != 1 {
		onepass.go#L58: 	for iop(i) == syntax.InstRune && len(i.Rune) == 1 && syntax.Flags(i.Arg)&syntax.FoldCase == 0 {
		onepass.go#L85: func iop(i *syntax.Inst) syntax.InstOp {