// zweic - test program for method typing
// M. Ganguin, J. Ruffin 2005

class foo {}
class bar extends foo {}
class baz extends bar {}

// Method

class MethodTest {
    
    bar overrideTest(bar a, bar b) { return new bar() } // success of clause 3
    
    foo overrideTest(bar a, bar b) { // 3/5 failure of clauses 3 and 4 (return type not subtype of bar)
        return new bar()
    }
}

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