Author
anonymous
over 6 years ago
C++
gcc 8.2.0
$ g++ prog.cc -Wall -Wextra -I/opt/wandbox/boost-1.69.0/gcc-8.2.0/include -std=gnu++2a
prog.cc: In function 'int main()': prog.cc:10:19: error: assignment of read-only location 'spam.Spam::func()' spam.func() = 0; ^