Language
C++
Compiler
clang HEAD 9.0.0 (https://github.com/llvm-mirror/clang.git 182d7fa38b05c20dea18a8d5c922710b2f0b7875) (https://github.com/llvm-mirror/llvm.git 23fe8db89f169ede2fbe355de5c663d8293248bb)
Options
Warnings
Boost 1.69.0
C++2a(GNU)
no pedantic
$ clang++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.69.0/clang-head/include -std=gnu++2a
Exit Code:
1