Compiler Error C2088

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The latest version of this topic can be found at Compiler Error C2088.

operator' : illegal for 'class-key'

The operator was not defined for the structure or union. This error is only valid for C code.

The following sample generates C2088 three times:

// C2088.c  
struct S {  
   int m_i;   
} s;  
  
int main() {  
   int i = s * 1;   // C2088  
   struct S s2 = +s;   // C2088  
   s++;   // C2088  
}