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Re: [PATCH] Preserve loops from tree to RTL loop optimizers


On 1 April 2012 23:55, David Edelsohn <dje.gcc@gmail.com> wrote:
>> If there are no further comments I am inclined to commit this
>> patch early next week (possibly causing quite some fallout ...).
>
> I am glad there was not more fallout. ?Unfortunately powerpc-aix was
> not so lucky:
>
> /farm/dje/src/src/libstdc++-v3/src/c++98/streambuf.cc: In function
> 'std::streamsize
> std::__copy_streambufs_eof(std::basic_streambuf<_CharT, _Traits>*,
> std::basic_streambuf<_CharT, _Traits>*, bool&) [with _CharT = wchar_t;
> _Traits = std::char_traits<wchar_t>; std::streamsize = long int]':
> /farm/dje/src/src/libstdc++-v3/src/c++98/streambuf.cc:113:5: internal
> compiler error: in get_loop_body, at cfgloop.c:831


This looks similar to  http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52800

Ramana


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