foo.cc: In function 'int main()':
foo.cc:7:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
    7 |     while(a!=0);
      |     ^~~~~
foo.cc:8:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
    8 |     {
      |     ^

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