[4.3.0] remove system_error support

[Mark Mitchell]

Joe Buck wrote:
> On Thu, Feb 28, 2008 at 03:19:48PM -0800, Andrew Pinski wrote:
>> On Thu, Feb 28, 2008 at 2:59 PM, Benjamin Kosnik <bkoz@redhat.com> wrote:
>>>  After carefully reviewing the 4.3.0rc exports for libstdc++, I'm happy
>>>  with one exception.
>> Ok, why is this done this late instead of thinking about the ABI
>> implications earlier on?
> 
> Time travel hasn't been invented yet, so the two choices are "patch" or
> "ship".

Indeed.  I think that Benjamin is right to err on the side of caution 
here, in the sense that we really want to avoid incompatible changes 
going forward.  So taking something out now, if we're not certain it's 
solid, is the right thing to do.

-- 
Mark Mitchell
CodeSourcery
mark@codesourcery.com
(650) 331-3385 x713