Compilare: user.cpp: In function ‘int main()’: user.cpp:145:39: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] if ( (p1.x - tanc.coord.x >= 0 xor tanc.spd_vec.x >= 0) or ^ user.cpp:146:39: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] (p1.y - tanc.coord.y >= 0 xor tanc.spd_vec.y >= 0)) ^ user.cpp:148:39: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] if ( (p2.x - tanc.coord.x >= 0 xor tanc.spd_vec.x >= 0) or ^ user.cpp:149:39: warning: suggest parentheses around comparison in operand of ‘^’ [-Wparentheses] (p2.y - tanc.coord.y >= 0 xor tanc.spd_vec.y >= 0) ) ^