Documentation | 2024.4

LA_UNUSED

Unused label

The LA_UNUSED checker finds unused labels.

Vulnerable code example

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   int func(int a, int x)
   {
       if(a)
           goto label2;
   
       a = 10;
      goto label2;
       
       label1:
          return x;
      label2:
          return 0;
  }

Klocwork flags line 9 to indicate that the label 'label1' is not used.

External guidance