[doc] Fixes to testsuite chapter in sourcebuild.texi

[Janis Johnson]

On Mon, Mar 22, 2010 at 4:43 AM, Rainer Orth
<ro@cebitec.uni-bielefeld.de> wrote:
> Janis Johnson <janis.marie.johnson@gmail.com> writes:
>
>>> I checked in smaller changes a couple of days. ago.  Here's a much bigger
>>> patch with the Test Directives section broken up into smaller pieces and
>>> new subsections for the things that Rainer wanted to see documented,
>>> including effective-target keywords.  Rainer, how does this look to you?
>
> Great, thanks for doing this.  While checking it, I've fixed a couple of
> nits (mostly markup), plus:
>
> * The reference to lib/gcc-dg.exp is superfluous now that all
>  dg-require-<support> directives are explained.
>
> * I've clarified the dg-require-{iconv, profiling, visibility}
>  explanations.  The arguments used in the testsuite are just examples.
>
> * dg-require-compat-dfp and dg-final scan-module were missing, just as
>  the lto-specific dg-extra-ld-options and dg-suppress-ld-options, and
>  profile-related dg-final-generate and dg-final-use.
>
> The combined patch passes make doc/gccint.info and make doc/gccint.dvi
> and looks reasonable.  I haven't updated the ChangeLog entry, not sure
> how detailed that needs to be here.

Nice, thanks!  I've checked in the combined patch to trunk.

Janis