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Language

C++

Compiler

clang HEAD 12.0.0 (https://github.com/llvm/llvm-project.git 2ac06241d277c969c0dee0f40fb4f00971a4d7f7)

Options
Warnings
Boost 1.73.0
C++2a
no pedantic

$ clang++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.73.0/clang-head/include -std=c++2a 
prog.cc:3:5: warning: \u used with no following hex digits; treating as '\' followed by identifier [-Wunicode]
int \ug0e4 = 0;   // C4429
    ^
prog.cc:3:5: error: expected unqualified-id
1 warning and 1 error generated.
Exit Code:
1