radare.cpp: In function 'void dfs(int)': radare.cpp:14: warning: 'auto' will change meaning in C++0x; please remove it radare.cpp:14: error: expected initializer before ':' token radare.cpp:17: warning: suggest parentheses around assignment used as truth value radare.cpp:18: error: expected primary-expression before '}' token radare.cpp:18: error: expected ')' before '}' token radare.cpp:18: error: expected primary-expression before '}' token radare.cpp:18: error: expected ';' before '}' token