Re: C++11

Stephen Leake <[email protected]> writes:

> Markus Wanner <[email protected]> writes:
>
>>   NetBSD 5.1                  shipping gcc 3.3
>>   OpenBSD 5.5                 shipping gcc 4.2
>>   Debian squeeze (oldstable): shipping gcc 4.4
>>   Ubuntu 10.04 LTS (lucid):   shipping gcc 4.4
>>   RHEL 6:                     shipping gcc 4.4
>>   CentOS 6.5:                 shipping gcc 4.4
>>   FreeBSD 9.0                 shipping gcc 4.4
>>   Fedora 14:                  shipping gcc 4.5
>>   OpenSuse 11.4               shipping gcc 4.5
>>   Slackware 13.37             shipping gcc 4.5
>>
>> These (and newer) should be fine:
>>
>>   Ubuntu LTS 12.04 (precise): shipping 4.4 - 4.8
>>   Debian stable (wheezy):     shipping 4.6 and 4.8
>>   Fedora 15:                  shipping gcc 4.6
>>   FreeBSD 9.2                 shipping gcc 4.6
>>   OpenSuse 12.1:              shipping gcc 4.6
>>   Slackware 14.0              shipping gcc 4.7
>>   NetBSD 6.1                  shipping gcc 4.8
>>   RHEL 7                      shipping gcc 4.8 (?)
>
> Thanks for the list.
>
> You left out Windows:
>
> msys2 mingw64           4.9
> cygwin 64 bit           4.8
>
>> Out of these, RHEL 6 hurts the most, IMO. 
>
> Yes. That's the required OS for my day job, which is where I use mtn the
> most. And I want to stay with mtn head, so I can add new conflict
> resolutions etc :).
>
> We also have to run RHEL 5 for a couple of version-frozen projects. But
> those don't need the latest monotone, just netsync compatibility.
>
>> However, there's the RedHat Developer Toolset, shipping gcc 4.7. 
>
> I was not aware of that, nor of RHEL 7.
>
> In addition, we use AdaCore tools, which provide gcc 4.7. I'll
> try testing with that.

Not good:

gcc --version
gcc (GCC) 4.7.4 20131104 for GNAT Pro 7.2.1 (20140108)

In file included from ../mandatory-cxx11/src/globish.cc:14:0:
../mandatory-cxx11/src/option.hh: In member function
option::option_set<T> option::option_set<T>::operator|(const
option::option_set<T>&) const':
../mandatory-cxx11/src/option.hh:332:7: error: 'set_union' is not a member of 'std'
../mandatory-cxx11/src/option.hh: In member function
option::option_set<T> option::option_set<T>::operator-(const
option::option_set<T>&) const':
../mandatory-cxx11/src/option.hh:340:7: error: 'set_difference' is not a member of 'std'
../mandatory-cxx11/src/globish.cc: In function
std::basic_string<char>::const_iterator compile_charclass(const
string&, std::basic_string<char>::const_iterator,
std::back_insert_iterator<std::basic_string<char> >&, origin::type)':
../mandatory-cxx11/src/globish.cc:141:7: error: 'sort' is not a member of 'std'


Also, I notice you are using -std=gnu++11; shouldn't that be
-std=iso9899:2011, so we don't rely on gnu extensions?

-- 
-- Stephe