Give a better error for PCH with exec-shield-randomize

[Zack Weinberg]

Ian Lance Taylor <ian@wasabisystems.com> writes:

> In the current sources, using PCH on a system using Linux style
> exec-shield-randomize will generally crash the compiler in some
> horrible manner.

I can't really evaluate this patch, but ...

> I also added an abort() after the call to sorry().  There is no chance
> of success at this point, and a good chance of a horrible crash.  I
> don't see any reason for the compiler to continue.

may I suggest a single call to fatal() here instead?

zw