[RFC 5/6] Handle "set print sevenbit-strings on" in print_wchar

[Tom Tromey]

>>>>> "Pierre" == Pierre Muller <pierre.muller@ics-cnrs.unistra.fr> writes:

Pierre>   When "set print sevenbit-strings on"
Pierre> is used, all characters above 127 should be displayed as
Pierre> escapes.

Pierre>   This patch does just that.

Does it fix any test?
If so, could you say which one?
If not, please add a test case.

Do you actually use this setting?  I'm curious.

Tom