[Ohrrpgce] SVN: teeemcee/8451 Link in stdc++compat.cpp on Unix. We appear to be compatible with gcc si

Mon Feb 27 16:58:28 PST 2017

Ugh, this was another typo. I should have tested it on my netbook myself.

On 28 February 2017 at 04:52, James Paige <Bob at hamsterrepublic.com> wrote:

> I tried with the most recent fixes on my Ubuntu 14.04 box, and it is still
> failing to compile
>
> james at ghostorchid:~/Dropbox/src/ohr/wip$ scons
> scons: Reading SConscript files ...
> Using target: linux  arch: x86  gcc: gcc  gcctarget: x86_64-linux-gnu
> fbcversion: 1050
> scons: done reading SConscript files.
> scons: Building targets ...
> Generating ver.txt
> g++ -o build/lib/stdc++compat.o -c -O3 -DFBCVERSION=1050 -m32
> -mpreferred-stack-boundary=2 -mno-sse --std=c++0x -g -Wall
> -Wno-non-virtual-dtor -D_GLIBCXX_USE_CXX11_ABI=0 lib/stdc++compat.cpp
> lib/stdc++compat.cpp:195:5: error: 'runtime_error' does not name a type
>      runtime_error::runtime_error(char const* s)
>      ^
> scons: *** [build/lib/stdc++compat.o] Error 1
> scons: building terminated because of errors.
>
>
>
> On Sun, Feb 26, 2017 at 8:50 PM, Ralph Versteegen <teeemcee at gmail.com>
> wrote:
>
>>
>>
>> On 27 February 2017 at 17:29, Ralph Versteegen <teeemcee at gmail.com>
>> wrote:
>>
>>>
>>>
>>> On 27 February 2017 at 16:45, James Paige <Bob at hamsterrepublic.com>
>>> wrote:
>>>
>>>> On Sun, Feb 26, 2017 at 6:58 PM, Ralph Versteegen <teeemcee at gmail.com>
>>>> wrote:
>>>>
>>>>> What gcc version do you have?
>>>>>
>>>>> I looked up the runtime_error error on ixrat and found that it was
>>>>> because that constructor was only introduced in gcc 5.0 while jessie
>>>>> apparently has 4.9, but I don't understand why you got this error on ubuntu
>>>>> 16.04. It looks like that ubuntu version might default to gcc 5.3, but it's
>>>>> quite easy to install a different version. I'm using gcc 5.4 myself without
>>>>> trouble, and don't know why 5.3 would have a problem.
>>>>>
>>>>
>>>> ixrat is indeed running gcc 4.9.2
>>>> My Ubuntu 16.04 box (palsink) is running gcc 5.4.0
>>>> I can try installing a different version of gcc and see what happens,
>>>> but I have run out of time for this weekend, so I'll have to try that
>>>> later.
>>>>
>>>
>>> I worked it out, this is due to a difference in ABI which apparently
>>> depends on how the distro maintainers configured gcc. There was a bug on
>>> Mozilla bugzilla which has the explanation and fix:
>>> https://bugzilla.mozilla.org/show_bug.cgi?id=1153109
>>> https://gcc.gnu.org/onlinedocs/libstdc%2B%2B/manual/using_dual_abi.html
>>>
>>
>> Turns out it's actually Ubuntu that goes with the default setting, and
>> Slackware which configs gcc with --with-default-libstdcxx-abi=g
>> cc4-compatible
>>
>> It occurs to me that setting _GLIBCXX_USE_CXX11_ABI=0 could cause crashes
>> if its not the system default and if linking to any C++ library, such as
>> audiere. Basically this means that if we wanted to distribute a
>> music_native linux build either we couldn't be compatible with gcc < 5, or
>> we have to include libaudiere.so... but we would have to do that anyway
>> because audiere isn't really available anywhere.
>>
>>
>>>
>>>
>>>
>>>
>>>>
>>>>
>>>>
>>>>> stdc++compat.cpp doesn't need to be linked in when not using
>>>>> portable=1 anyway, but I'd like to see if I can fix this problem before
>>>>> taking the easy way out.
>>>>>
>>>>>
>>>>> On 27 February 2017 at 14:28, James Paige <Bob at hamsterrepublic.com>
>>>>> wrote:
>>>>>
>>>>>> Starting with this revision, I cannot compile at all on my Ubuntu
>>>>>> 16.04 box:
>>>>>>
>>>>>> james at breq:~/Dropbox/src/ohr/wip$ scons arch=64
>>>>>> scons: Reading SConscript files ...
>>>>>> Using target: linux  arch: x86_64  gcc: gcc  gcctarget:
>>>>>> x86_64-linux-gnu  fbcversion: 1050
>>>>>> scons: done reading SConscript files.
>>>>>> scons: Building targets ...
>>>>>> Generating ver.txt
>>>>>> fbc -c build/savegame.rbas.bas -o build/savegame.rbas.o -mt -exx -g
>>>>>> -O 2 -target linux -arch x86_64 -gen gcc -Wc -Wno-maybe-uninitialized,-fno-omit-frame-pointer
>>>>>> -d DATAFILES='"/usr/share/games/ohrrpgce"' -d IS_GAME -m game
>>>>>> fbc -c build/common.rbas.bas -o build/game-common.rbas.o -mt -exx -g
>>>>>> -O 2 -target linux -arch x86_64 -gen gcc -Wc -Wno-maybe-uninitialized,-fno-omit-frame-pointer
>>>>>> -d DATAFILES='"/usr/share/games/ohrrpgce"' -d IS_GAME -m game
>>>>>> fbc -c build/loading.rbas.bas -o build/game-loading.rbas.o -mt -exx
>>>>>> -g -O 2 -target linux -arch x86_64 -gen gcc -Wc
>>>>>> -Wno-maybe-uninitialized,-fno-omit-frame-pointer -d
>>>>>> DATAFILES='"/usr/share/games/ohrrpgce"' -d IS_GAME -m game
>>>>>> g++ -o build/lib/stdc++compat.o -c -O3 -DFBCVERSION=1050 -m64
>>>>>> --std=c++0x -g -Wall -Wno-non-virtual-dtor lib/stdc++compat.cpp
>>>>>> lib/stdc++compat.cpp:46:86: error: no member function
>>>>>> '_S_construct_aux_2' declared in 'std::__cxx11::basic_string<char>'
>>>>>>      template char *string::_S_construct_aux_2(size_type, char,
>>>>>> allocator<char> const&);
>>>>>>
>>>>>> ^
>>>>>> lib/stdc++compat.cpp:48:96: error: no member function
>>>>>> '_S_construct_aux_2' declared in 'std::__cxx11::basic_string<wc
>>>>>> har_t>'
>>>>>>      template wchar_t *wstring::_S_construct_aux_2(size_type,
>>>>>> wchar_t, allocator<wchar_t> const&);
>>>>>>
>>>>>>                                     ^
>>>>>> scons: *** [build/lib/stdc++compat.o] Error 1
>>>>>> scons: building terminated because of errors.
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Sun, Feb 26, 2017 at 6:08 AM, <subversion at hamsterrepublic.com>
>>>>>> wrote:
>>>>>>
>>>>>>> teeemcee
>>>>>>> 2017-02-26 06:08:11 -0800 (Sun, 26 Feb 2017)
>>>>>>> 94
>>>>>>> Link in stdc++compat.cpp on Unix. We appear to be compatible with
>>>>>>> gcc since 3.4 now... really?
>>>>>>> ---
>>>>>>> U   wip/SConscript
>>>>>>> U   wip/lib/stdc++compat.cpp
>>>>>>> U   wip/ohrbuild.py
>>>>>>> _______________________________________________
>>>>>>> Ohrrpgce mailing list
>>>>>>> ohrrpgce at lists.motherhamster.org
>>>>>>> http://lists.motherhamster.org/listinfo.cgi/ohrrpgce-motherh
>>>>>>> amster.org
>>>>>>>
>>>>>>
>>>>>>
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>>>>>> amster.org
>>>>>>
>>>>>>
>>>>>
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>>>>>
>>>>>
>>>>
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