Fix gcc.dg/builtins-67.c on Solaris 8/9

[Eric Botcazou]

The test fails with a link error, as 'round' and 'rint' are only C99.

Fixed thusly, tested on SPARC/Solaris 8, applied on the mainline as obvious.


2011-10-13  Eric Botcazou  <ebotcazou@adacore.com>

	* gcc.dg/builtins-67.c: Guard iround and irint with HAVE_C99_RUNTIME.


-- 
Eric Botcazou
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