Code is not generated for the char data types

main()
{
 char c1,c2,c3;

 c1 = 10;
 c2 = 5;
 c3 = c1 * c2;

}

When I try to debug it in Debugger, I find code is not generated for char data types. However if define it as int then the code is generated.

Thanks in advance for your help.