var badGoError error
	badGoFiles := make(map[string]bool)
	badGoFile := func(name string, err error) {
		if badGoError == nil {
			badGoError = err
		}
		if !badGoFiles[name] {
			p.InvalidGoFiles = append(p.InvalidGoFiles, name)
			badGoFiles[name] = true
		}
	}

	var Sfiles []string // files with ".S"(capital S)/.sx(capital s equivalent for case insensitive filesystems)
	var firstFile, firstCommentFile string