0736			[C] 'case' label does not have unique value within this 'switch' statement.
	Constraint violations				REFERENCE - ISO:C90-6.6.4.2 The switch Statement - Constraints

/*PRQA S 2017,2880,3120,3227,3408 ++*/

extern int foo(int n)
{
    int r;

    switch (n)
    {
    case 1:
        r = 10;
        break;

    case 2:
        r = 20;
        break;

    case 2:             /* Message 0736 */
        r = 30;
        break;

    default:
        r = 100;
        break;
    }

    return r;
}