test/tools/javac/generics/inference/6315770/T6315770.java

Wed, 27 Apr 2016 01:34:52 +0800

author
aoqi
date
Wed, 27 Apr 2016 01:34:52 +0800
changeset 0
959103a6100f
child 2525
2eb010b6cb22
permissions
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http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17

aoqi@0 1 /**
aoqi@0 2 * @test /nodynamiccopyright/
aoqi@0 3 * @bug 6315770
aoqi@0 4 * @summary javac inference allows creation of strange types: Integer & Runnable
aoqi@0 5 * @author Maurizio Cimadamore
aoqi@0 6 *
aoqi@0 7 * @compile/fail/ref=T6315770.out T6315770.java -XDrawDiagnostics
aoqi@0 8 */
aoqi@0 9
aoqi@0 10 class T6315770<V> {
aoqi@0 11 <T extends Integer & Runnable> T6315770<T> m() {
aoqi@0 12 return null;
aoqi@0 13 }
aoqi@0 14 void test() {
aoqi@0 15 T6315770<?> c1 = m();
aoqi@0 16 T6315770<? extends String> c2 = m();
aoqi@0 17 T6315770<? super String> c3 = m();
aoqi@0 18 }
aoqi@0 19 }

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