/in/foo.cc: In function 'void read(int&)':
/in/foo.cc:8:3: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
   while(!isdigit(c=getchar())); x=c-48;
   ^~~~~
/in/foo.cc:8:33: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
   while(!isdigit(c=getchar())); x=c-48;
                                 ^