/in/foo.cc: In function 'void Work()':
/in/foo.cc:23:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
     while(!Q1.empty())Q1.pop();while(!Q2.empty())Q2.pop();
     ^~~~~
/in/foo.cc:23:32: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
     while(!Q1.empty())Q1.pop();while(!Q2.empty())Q2.pop();
                                ^~~~~