test/langtools/tools/javac/AccessMethods/BitwiseAssignment.java

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/*
 * @test
 * @bug 4387704
 * @summary Check correct generation of bitwise assignment access method.
 * @author Neal Gafter (gafter)
 *
 * @compile BitwiseAssignment.java
 * @run main BitwiseAssignment
 */

public class BitwiseAssignment {
    private static class Inner {
        private int data = 4711;
    }

    public static void main(String[] args) {
        {
            Inner inner1 = new Inner();
            inner1.data ^= 42;

            Inner inner2 = new Inner();
            inner2.data = inner2.data ^ 42;
            if (inner1.data != inner2.data) throw new Error("Failed inner ^=");
        }

        {
            Inner inner1 = new Inner();
            inner1.data |= 42;

            Inner inner2 = new Inner();
            inner2.data = inner2.data | 42;
            if (inner1.data != inner2.data) throw new Error("Failed inner |=");
        }

        {
            Inner inner1 = new Inner();
            inner1.data &= 4211;

            Inner inner2 = new Inner();
            inner2.data = inner2.data & 4211;
            if (inner1.data != inner2.data) throw new Error("Failed inner &=");
        }
    }
}