[PATCH] Require c99 runtime for g++.dg/cdce3.C

[Gerald Pfeifer]

On Sun, 7 Sep 2008, John David Anglin wrote:
> This test fails on hppa*-*-hpux* because all the functions needed
> for this test are not available.  So, I added a c99 runtime requirement.
> As a result, I had to rework various line numbers in the test.
> 
> Tested on hppa*-*-*.  Ok for trunk?

Incidently, I've been looking at this failure this afternoon, cf.
http://gcc.gnu.org/ml/gcc-testresults/2008-09/msg00593.html.

Thanks for addressing, this!

Gerald