На нд, 21.08.2022 г. в 7:39 ч. xiongzhiyong via Boost-users < boost-users@lists.boost.org> написа:
> >I can't reproduce this with msvc versions available on godbolt: > >https://godbolt.org/z/E8vYWTPf6 > Exactly on godbolt,the compilers work well. I test this by myself. > Once again, I change to the Microsoft Visual Studio Community 2019 > ver. 16.11.18. And compile the program ,the error still exist. > > >Can you provide a complete error log, including source file and line of > the > >error? > > soruce file:info.hpp > source code line no:145 > soruce code:error_info_container_impl * c=new error_info_container_impl; > error log: > C2259 “boost::exception_detail::error_info_container_impl”: cannot > instantiate abstract class, test_boost > D:\boost_1_79_0\boost\exception\info.hpp 145 > Can you write a simple program that demonstrates the problem on godbolt.org? Looking at the source code, I don't understand why the error_info_container class would be abstract.
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