bug#16923: 24.3.50; reression: `set-frame-size' loses mode line

[martin rudalics]

>>  > So it seems that with the code after 2013-12-14 a nil value has
>>  > the same effect as a non-nil value (?).
>>
>> No.  The only difference is that the default value has changed.
>
> I meant wrt this latest reported problem.  Neither t nor nil fixes that.

That seems to contradict my guess.

>> But you could make sure that (1) the bug is here with 2013-12-14 when
>> you set `w32-enable-frame-resize-hack' to t and (2) the bug is not here
>> with 2013-12-16 when you set `w32-enable-frame-resize-hack' to nil
>
> Not sure what you mean. Which bug, the thumbnail frame problem or the
> current problem?  Please clarify what you would like me to try/test.

The current mode line problem.  Please try once more.  If setting this
variable doesn't change anything, it can't be the cause and we have to
look elsewhere.

>> BTW: Does Info still display a header line when the mode line is lost?
>
> Yes.

Strange.

martin