bug#28242: Batch mode compiling: Error messages are displayed with "invalid character" glyph bounding symbols.

[Alan Mackenzie]

On Sun, Aug 27, 2017 at 09:40:48 -0700, Paul Eggert wrote:
> Alan Mackenzie wrote:
> > Why are these curly quotes being output without first checking that the
> > device they're being output to can display them?

> Please test whether GCC generates curved quotes in the same environment, 
> using 
> the recipe I suggested in my previous email. That could help us diagnose the 
> problem.

This is the Emacs list, not the GCC list.  The problem is already
diagnosed: Emacs is outputting non-displayable characters.

Now please answer the question: why are curly quotes being output without
first checking that the device they're being output to can display them?

-- 
Alan Mackenzie (Nuremberg, Germany).