>> Maybe a simpler fix would be to process the 'min-width' and
 >> 'min-height' frame parameters for graphic frames only.
 >
 > But then we will not be able to resize TTY frames, is that true?  I
 > think that ability is a feature we shouldn't lose, as it could be
 > useful, certainly with terminal emulators.

Don't worry.  The attached patch will make Emacs 26 behave just like
its predecessors with TTY frames.

The 'min-width' and 'min-height' parameters have been added to allow
people to shrink frames to one line just as they can do with tooltip
frames.  They hardly make sense for TTY frames.

martin