foo.cc: In function 'int main()':
foo.cc:9:2: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
  while(num!=0);
  ^~~~~
foo.cc:10:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
  {
  ^

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