Language
C++
Compiler
clang 7.0.0
Options
Warnings
Boost 1.69.0
C++17
no pedantic
Raw compiler options
-DBROKEN
$ clang++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.69.0/clang-7.0.0/include -std=c++17 -DBROKENExit Code:
1
Author
anonymous
about 6 years ago
C++
clang 7.0.0
Author
anonymous
about 6 years ago
$ clang++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.69.0/clang-7.0.0/include -std=c++17 -DBROKENprog.cc:8:9: error: non-extern declaration of 'x' follows extern declaration
int x = 42; // definition
^
prog.cc:7:16: note: previous declaration is here
extern int x; // declaration
^
1 error generated.