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Subject: [Bug rtl-optimization/38644] [4.4/4.5/4.6/4.7 Regression] Optimization flag -O1 -fschedule-insns2 causes wrong code
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38644

--- Comment #39 from Ramana Radhakrishnan <ramana.r at gmail dot com> 2011-08-05 03:57:14 UTC ---
On Fri, Aug 5, 2011 at 2:33 AM, jiangning.liu at arm dot com
<gcc-bugzilla@gcc.gnu.org> wrote:
> http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38644
>
> --- Comment #38 from Jiangning Liu <jiangning.liu at arm dot com> 2011-08-05 01:33:06 UTC ---
> Hi Sebastian,
>
> I'm fixing this bug, and will send out a formal patch to community soon.
>
> Is it possible you send me your source code exposing the bug first, so I can
> verify your problem can really be fixed with my local fix?

I think this is just from the libstdc++ sources - look at that file
from the build with --with-mode=thumb .

Ramana