/in/foo.cc: In function 'll read()':
/in/foo.cc:6:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
     while((c=getchar())> '9'||c< '0')
     ^~~~~
/in/foo.cc:7:22: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
     w=(c=='-'?-1:1); ret=c-'0';
                      ^~~