const regexp/syntax.OneLine

5 uses

	regexp/syntax (current package)
		parse.go#L63: 	OneLine                         // treat ^ and $ as only matching at beginning and end of text
		parse.go#L72: 	Perl        = ClassNL | OneLine | PerlX | UnicodeGroups // as close to Perl as possible
		parse.go#L953: 			if p.flags&OneLine != 0 {
		parse.go#L960: 			if p.flags&OneLine != 0 {
		parse.go#L1215: 			flags &^= OneLine