Scanning dependencies of target concaten
[ 1%] Building C object CMakeFiles/concaten.dir/main.c.o
/mnt/c/Users/owen/Documents/Uni/concaten/main.c: In function ‘main’:
/mnt/c/Users/owen/Documents/Uni/concaten/main.c:4:5: error: C++ style comments are not allowed in ISO C90 [-Werror]
// This is not going to be filled out until v0.7 -- for the code that's
^
/mnt/c/Users/owen/Documents/Uni/concaten/main.c:4:5: error: (this will be reported only once per input file) [-Werror]
/mnt/c/Users/owen/Documents/Uni/concaten/main.c:44:1: error: control reaches end of non-void function [-Werror…