Compiler Warning (level 2) C4308

 

The latest version of this topic can be found at Compiler Warning (level 2) C4308.

negative integral constant converted to unsigned type

An expression converts a negative integer constant to an unsigned type. The result of the expression is probably meaningless.

Example

// C4308.cpp  
// compile with: /W2  
unsigned int u = (-5 + 3U);   // C4308  
  
int main()  
{  
}