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test/tools/javac/lambda/TargetType28.java@349160289ba2 (annotated)

test/tools/javac/lambda/TargetType28.java

Thu, 06 Jun 2013 15:33:40 +0100

author

mcimadamore

date

Thu, 06 Jun 2013 15:33:40 +0100

changeset 1811

349160289ba2

parent 0

959103a6100f

permissions

-rw-r--r--

8008627: Compiler mishandles three-way return-type-substitutability
Summary: Compiler should not enforce an order in how ambiguous methods should be resolved
Reviewed-by: jjg, vromero

aoqi@0	1	/*
aoqi@0	2	* @test /nodynamiccopyright/
aoqi@0	3	* @bug 8003280
aoqi@0	4	* @summary Add lambda tests
aoqi@0	5	* target type inference in a case where lambda expression returns diamond
aoqi@0	6	* @compile/fail/ref=TargetType28.out -XDrawDiagnostics TargetType28.java
aoqi@0	7	*/
aoqi@0	8
aoqi@0	9	class TargetType28 {
aoqi@0	10	static class SuperFoo<X> {}
aoqi@0	11
aoqi@0	12	static class Foo<X extends Number> extends SuperFoo<X> {}
aoqi@0	13
aoqi@0	14	interface A<X, Y> {
aoqi@0	15	SuperFoo<Y> m(X x);
aoqi@0	16	}
aoqi@0	17
aoqi@0	18	<Z, R> SuperFoo<R> apply(A<Z, R> ax, Z x) { return null; }
aoqi@0	19
aoqi@0	20	SuperFoo<String> ls = apply(x-> new Foo<>(), 1);
aoqi@0	21	SuperFoo<Integer> li = apply(x-> new Foo<>(), 1);
aoqi@0	22	SuperFoo<?> lw = apply(x-> new Foo<>(), 1);
aoqi@0	23	}