testsuite exp programming issue

[Andrew Pinski]

> 
>     I am trying to adjust the current gcc/gcc/testsuite/lib/objc.exp
> to allow it to build against the gnu-objc runtime library in the 
> case of -m64 compiles on Darwin8. Unfortunately, I've hit a brick
> wall in terms of catching the instance of '-m64' being passed to
> the compiler flags. Normally I do this with...
> 
> make -k check RUNTESTFLAGS="--target_board=unix'{-m32,-m64}'"
> 
> so it comes in on the variations in runtest. The patch should
> look like...

I would suggest instead to disable the testcases instead of just
testing the GNU runtime, it is useless really because some testcases
are compile time only which test the Next runtime explictly and will
fail if you test them using the GNU runtime.

-- Pinski