[Bug gdb/31563] Problems with accessing errno

["kevinb at redhat dot com" <sourceware-bugzilla@sourceware.org>]

https://sourceware.org/bugzilla/show_bug.cgi?id=31563

--- Comment #6 from Kevin Buettner <kevinb at redhat dot com> ---
(In reply to Pedro Alves from comment #5)

> It would also be interesting to test accessing errno in a program that never
> references it.  Like:
> 
> int main()
> {
>   return 0; // stop here and access errno.
> }
> 
> This models a program that actually calls some function that sets errno, but
> in a different translation unit, potentially even in a library, and then the
> user wants to inspect errno.
> 
> Does your testcase cover this scenario?

No.  I'd be inclined to write another/different test for that scenario.

Also, I think that such a test should make a library/system call since the
above example need not provide access to errno.

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