Simplify redisplay-x/separate_textual_runs

[Olivier Galibert]

On Fri, Mar 30, 2007 at 04:49:38PM +0200, Aidan Kehoe wrote:
> For C, the CONSTANT == VARIABLE idiom has a clear advantage over the other
> way around (that is, ???2 = dimension??? doesn???t compile) and the more it???s
> used, the more readable it gets. Please don???t change this idiom in future.

I know the why, I utterly disagree with "the more readable it gets".
There are compiler warnings that detect the wrong version anyway so
the gain is _zero_.  I will not use this idiom is any code I touch.

The GNU coding style is atrocious, there is no need to make it worse.
What next, Systems Hungarian Notation?

  OG.