// containing spaces to be double quoted.
	var quote bool
	for i, arg := range args {
		if arg == "-iex" || arg == "-ex" {
			quote = true
		} else if quote {
			if strings.ContainsRune(arg, ' ') {
				args[i] = `"` + arg + `"`
			}
			quote = false
		}
	}
}

func TestGdbPython(t *testing.T) {
	testGdbPython(t, false)
}

func TestGdbPythonCgo(t *testing.T) {

		// case comment:
		// 	// A multi-line comment acts like a newline; and a ""
		// 	// comment implies by definition at least one newline.
		// 	if text := p.pending[i].text; strings.HasPrefix(text, "/*") && strings.ContainsRune(text, '\n') {
		// 		sawNewline = true
		// 	}
		// case eolComment:
		// 	// TODO(gri) act depending on sawNewline
		default:
			panic("unreachable")
		}
	}

	// print pending

			}
			cmd.name = arg
			return nil
		}

		cmd.rawArgs = append(cmd.rawArgs, rawArg)
		return nil
	}

	for i := 0; ; i++ {
		if !quoted && (i >= len(line) || strings.ContainsRune(argSepChars, rune(line[i]))) {
			// Found arg-separating space.
			if start >= 0 {
				rawArg = append(rawArg, argFragment{s: line[start:i], quoted: false})
				start = -1
			}

		// We allow spaces (U+0020) in file names.
		const allowed = "!#$%&()+,-.=@[]^_{}~ "
		if '0' <= r && r <= '9' || 'A' <= r && r <= 'Z' || 'a' <= r && r <= 'z' {
			return true
		}
		return strings.ContainsRune(allowed, r)
	}
	// It may be OK to add more ASCII punctuation here, but only carefully.
	// For example Windows disallows < > \, and macOS disallows :, so we must not allow those.
	return unicode.IsLetter(r)
}

	}
	if s == "" {
		return "", fmt.Errorf("empty string")
	}
	const illegalChars = `!"#$%&'()*,:;<=>?[\]^{|}` + "`\uFFFD"
	for _, r := range s {
		if !unicode.IsGraphic(r) || unicode.IsSpace(r) || strings.ContainsRune(illegalChars, r) {
			return s, fmt.Errorf("invalid character %#U", r)
		}
	}
	return s, nil
}

// declarePkgObj declares obj in the package scope, records its ident -> obj mapping,

	}
	if s == "" {
		return "", fmt.Errorf("empty string")
	}
	const illegalChars = `!"#$%&'()*,:;<=>?[\]^{|}` + "`\uFFFD"
	for _, r := range s {
		if !unicode.IsGraphic(r) || unicode.IsSpace(r) || strings.ContainsRune(illegalChars, r) {
			return s, fmt.Errorf("invalid character %#U", r)
		}
	}
	return s, nil
}

// declarePkgObj declares obj in the package scope, records its ident -> obj mapping,

		for _, flag := range state.flags {
			// TODO: Disable complaint about '0' for Go 1.10. To be fixed properly in 1.11.
			// See issues 23598 and 23605.
			if flag == '0' {
				continue
			}
			if !strings.ContainsRune(v.flags, rune(flag)) {
				pass.ReportRangef(call, "%s format %s has unrecognized flag %c", state.name, state.format, flag)
				return false
			}
		}
	}

		p.expect('*')
		p.expect('/')
	}

	name := p.parseName()
	f := types.NewFunc(token.NoPos, pkg, name, p.parseFunctionType(pkg, nil))
	p.skipInlineBody()

	if name[0] == '.' || name[0] == '<' || strings.ContainsRune(name, '$') {
		// This is an unexported function,
		// or a function defined in a different package,
		// or a type$equal or type$hash function.
		// We only want to record exported functions.
		return nil
	}

	return enc.encode
}

func isValidTag(s string) bool {
	if s == "" {
		return false
	}
	for _, c := range s {
		switch {
		case strings.ContainsRune("!#$%&()*+-./:;<=>?@[]^_{|}~ ", c):
			// Backslash and quote chars are reserved, but
			// otherwise any punctuation chars are allowed
			// in a tag name.
		case !unicode.IsLetter(c) && !unicode.IsDigit(c):

	}
	// This is valid for AWS S3 but it will never
	// work with file systems, we will reject here
	// to return object name invalid rather than
	// a cryptic error from the file system.
	return !strings.ContainsRune(object, 0)
}

// checkObjectNameForLengthAndSlash -check for the validity of object name length and prefis as slash
func checkObjectNameForLengthAndSlash(bucket, object string) error {