mirror of git://gcc.gnu.org/git/gcc.git
60 lines
1.0 KiB
Java
60 lines
1.0 KiB
Java
// Extended regression test for the PR 179.
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//
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// This tests the ".class" language syntax, initialization behaviour for
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// Class.isInstance() and Class.isAssignableFrom(), and isAssignableFrom()
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// functionality in the event that an interface argument that is not
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// implemented by any loaded class is given.
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class A
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{
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static
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{
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System.out.println("A initialized");
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}
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}
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interface IA {}
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class B implements IA
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{
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static
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{
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System.out.println("B initialized");
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}
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}
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class C
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{
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static
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{
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System.out.println("C initialized");
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}
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}
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interface IB {}
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public class pr179
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{
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public static void main(String[] args)
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{
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System.out.println (A.class.isAssignableFrom (Object.class));
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System.out.println (IB.class.isAssignableFrom (B.class));
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System.out.println (IA.class.isAssignableFrom (B.class));
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A a = new A();
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System.out.println (C.class.isInstance (a));
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C c = new C();
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System.out.println (C.class.isInstance (c));
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}
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}
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/* Expected Output:
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A initialized
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false
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B initialized
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false
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true
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C initialized
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false
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true
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*/
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