foo.cc: In function 'int main()':
foo.cc:9:3: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
    9 |   if(x%a==0)
      |   ^~
foo.cc:11:4: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'if'
   11 |    a=a+1;
      |    ^
foo.cc:10:7: warning: 'sum' may be used uninitialized in this function [-Wmaybe-uninitialized]
   10 |    sum=sum+a;
      |    ~~~^~~~~~

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