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test/tools/javac/lambda/8016177/T8016177a.java@93012e2a5d1d (annotated)

test/tools/javac/lambda/8016177/T8016177a.java

Sat, 07 Nov 2020 10:30:02 +0800

author

aoqi

date

Sat, 07 Nov 2020 10:30:02 +0800

changeset 3938

93012e2a5d1d

parent 0

959103a6100f

permissions

-rw-r--r--

Added tag mips-jdk8u275-b01 for changeset eb6ee6a5f2fe

aoqi@0	1	/*
aoqi@0	2	* @test /nodynamiccopyright/
aoqi@0	3	* @bug 8016177 8016178
aoqi@0	4	* @summary structural most specific and stuckness
aoqi@0	5	* @compile/fail/ref=T8016177a.out -XDrawDiagnostics T8016177a.java
aoqi@0	6	*/
aoqi@0	7	import java.util.List;
aoqi@0	8
aoqi@0	9	class T8016177a {
aoqi@0	10
aoqi@0	11	interface ToIntFunction<X> {
aoqi@0	12	int m(X x);
aoqi@0	13	}
aoqi@0	14
aoqi@0	15	interface Function<X, Y> {
aoqi@0	16	Y m(X x);
aoqi@0	17	}
aoqi@0	18
aoqi@0	19	<T,R> void m1(List<T> s, Function<T,R> f) { }
aoqi@0	20	<T,R> void m1(List<T> s, ToIntFunction<T> f) { }
aoqi@0	21
aoqi@0	22	<T,R> List<R> m2(List<T> s, Function<T,R> f) { return null; }
aoqi@0	23	<T,R> List<R> m2(List<T> s, ToIntFunction<T> f) { return null; }
aoqi@0	24
aoqi@0	25	<T,R> List<T> m3(List<T> s, Function<T,R> f) { return null; }
aoqi@0	26	<T,R> List<R> m3(List<T> s, ToIntFunction<T> f) { return null; }
aoqi@0	27
aoqi@0	28	<T,R> List<T> m4(List<T> s, Function<T,R> f) { return null; }
aoqi@0	29	<T,R> List<T> m4(List<T> s, ToIntFunction<T> f) { return null; }
aoqi@0	30
aoqi@0	31	<T,R> List<R> m5(List<T> s, Function<T,R> f) { return null; }
aoqi@0	32	<T,R> List<T> m5(List<T> s, ToIntFunction<T> f) { return null; }
aoqi@0	33
aoqi@0	34	<T extends R,R> List<R> m6(List<T> s, Function<T,R> f) { return null; }
aoqi@0	35	<T extends R,R> List<T> m6(List<T> s, ToIntFunction<T> f) { return null; }
aoqi@0	36
aoqi@0	37	void test(List<String> ss) {
aoqi@0	38	m1(ss, s->s.length()); //ambiguous
aoqi@0	39	m2(ss, s->s.length()); //ambiguous
aoqi@0	40	m3(ss, s->s.length()); //ambiguous
aoqi@0	41	m4(ss, s->s.length()); //ambiguous
aoqi@0	42	m5(ss, s->s.length()); //ambiguous
aoqi@0	43	m6(ss, s->s.length()); //ambiguous
aoqi@0	44	}
aoqi@0	45	}