0738			[C] Controlling expression in a 'switch' statement must have integral type.
	Constraint violations				REFERENCE - ISO:C90-6.6.4.2 The switch Statement - Constraints

/*PRQA S 2017 ++*/

/*PRQA S 2017,3120,3227,3408,3605 ++*/

extern int foo(float s)
{
    int r;

    switch (s)                  /* Message 0738 */
    {
    case 1:
        r = 10;
        break;

    case 2:
        r = 20;
        break;

    default:
        r = 100;
        break;
    }

    return r;
}