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/*
 * @test
 * @bug 8174249
 * @summary Regression in generic method unchecked calls
 * @compile T8174249b.java
 */

import java.util.*;

class T8174249b {

    static void cs(Collection<String> cs) {}

    void test1(Collection c) {
        cs(rawCollection((Class)null));
        Collection<String> cs1 = rawCollection((Class)null);
    }

    void test2(Collection c) {
        cs(rawCollection2((Class)null));
        Collection<String> cs2 = rawCollection2((Class)null);
    }

    void test3(Collection c) {
        cs(rawCollection3((Class)null));
        Collection<String> cs3 = rawCollection2((Class)null);
    }

    Collection<Integer> rawCollection(Class<String> cs) { return null; }

    <Z> Collection<Integer> rawCollection2(Class<Z> cs) { return null; }

    <Z> Collection<Z> rawCollection3(Class<Z> cs) { return null; }
}
