[PATCH] Fix inclusion of cxxabi_forced.h in dynamic_bitset

[Paolo Carlini]

On 10/06/2012 02:33 AM, Joe Seymour wrote:
> I'm seeing tr2/headers/all.cc fail in the libstdc++ testsuite:
>
> In file included from
> src/gcc-mainline/libstdc++-v3/testsuite/tr2/headers/all.cc:22:0:
> /scratch/jseymour/mainline/i686-pc-linux-gnu/install/opt/codesourcery/include/c++/4.8.0/tr2/dynamic_bitset:42:27:
> fatal error: cxxabi_forced.h: No such file or directory
>   #include <cxxabi_forced.h>
>                             ^
> compilation terminated.
>
>
>  From libstdc++-v3/libsupc++/Makefile.am:
>> bits_HEADERS = \
>>         atomic_lockfree_defines.h cxxabi_forced.h \
>>         exception_defines.h exception_ptr.h hash_bytes.h nested_exception.h
> Looking at how other headers in that list are treated, I believe it is the
> include of cxxabi_forced.h in dynamic_bitset at fault. This patch corrects it.
I'm pretty sure you are right. Any idea why the test isn't failing for 
anybody else?

Paolo.