On Thu, Mar 17, 2016 at 5:25 PM, Samuel Pitoiset <samuel.pitoi...@gmail.com> wrote: > > > On 03/18/2016 01:22 AM, Matt Turner wrote: >> >> On Thu, Mar 17, 2016 at 5:17 PM, Pierre Moreau <pierre.mor...@free.fr> >> wrote: >>> >>> This fixes a compile error while building Nouveau with C++11 enabled (and >>> glibc >= 2.23). This happens if SWR is enabled, as it forces C++11. >> >> >> That seems bad, right? >> >> Enabling OpenSWR should affect how any other drivers are built. Why >> does this happen? > > > Yes it is. > swr forces use of c++11. > > Please have a look at: > https://cgit.freedesktop.org/mesa/mesa/commit/?id=d46feee697671a0815dc8dac4ffb70d1e9142bc2 > > This is also related to swr, but Vinson probably doesn't have glibc 2.23. > >
I see this build error on Ubuntu 16.04 when building both swr and nouveau. CXX codegen/nv50_ir_ra.lo In file included from ./codegen/nv50_ir.h:34:0, from codegen/nv50_ir_ra.cpp:23: ./codegen/nv50_ir_util.h:97:14: warning: ‘template<class> class std::auto_ptr’ is deprecated [-Wdeprecated-declarations] typedef std::auto_ptr<Iterator> IteratorRef; ^ In file included from /usr/include/c++/5/memory:81:0, from ./codegen/nv50_ir_util.h:29, from ./codegen/nv50_ir.h:34, from codegen/nv50_ir_ra.cpp:23: /usr/include/c++/5/bits/unique_ptr.h:49:28: note: declared here template<typename> class auto_ptr; ^ codegen/nv50_ir_ra.cpp: In member function ‘void nv50_ir::GCRA::simplify()’: codegen/nv50_ir_ra.cpp:1330:29: error: ‘isinf’ was not declared in this scope if (isinf(bestScore)) { ^ codegen/nv50_ir_ra.cpp:1330:29: note: suggested alternative: In file included from /usr/include/c++/5/random:38:0, from /usr/include/c++/5/bits/stl_algo.h:66, from /usr/include/c++/5/algorithm:62, from codegen/nv50_ir_ra.cpp:26: /usr/include/c++/5/cmath:621:5: note: ‘std::isinf’ isinf(_Tp __x) ^ _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev