Language
C++
Compiler
clang HEAD 8.0.0 (https://github.com/llvm-mirror/clang.git 86148aee510bfc90366d575498198e43d0cc2892) (https://github.com/llvm-mirror/llvm.git 5603fd02d565093e6e874c9f243141e32529ddc4)
Options
Warnings
Boost 1.68.0
C++2a(GNU)
no pedantic
$ clang++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.68.0/clang-head/include -std=gnu++2a X0::X0 X0::Process: A X0::~X0
X1::X1 X1::Process: ABC X1::~X1
X2::X2 X2::Process: 123 X2::~X2
Exit Code:
0