/in/foo.cc: In function 'int main()':
/in/foo.cc:8:6: warning: 'temp[1]' may be used uninitialized in this function [-Wmaybe-uninitialized]
  int temp[3];
      ^~~~
/in/foo.cc:8:6: warning: 'temp[2]' may be used uninitialized in this function [-Wmaybe-uninitialized]