Mine
public text v1 · immutablewilo@wilo-desktop:~$ g++ -o test Test2.cpp
/usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: ld returned 1 exit status
wilo@wilo-desktop:~$ g++ -o test Test2.cpp
/usr/lib/gcc/i486-linux-gnu/4.1.2/../../../../lib/crt1.o: In function `_start':
(.text+0x18): undefined reference to `main'
collect2: ld returned 1 exit status