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least upper bound: pull unbounded wildcard up so types Number & Comparable<? extends Number & Comparable<?>> are produced instead of Number & Comparable<? extends Comparable<?>>

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inferred type in bounds check cleanup: accept that inference result is not within its bounds and give the inference the second chance
This commit is contained in:
Anna Kozlova
2015-12-09 11:25:11 +01:00
parent 1402b31623
commit dd38082794
10 changed files with 73 additions and 130 deletions
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java/java-tests/testData/codeInsight/daemonCodeAnalyzer/genericsHighlighting/IDEA57492.java
+10 -1
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@@ -14,4 +14,13 @@ abstract class A1<T>{
void bar(A1<Long> x, A1<Integer> y){
baz(foo(x, y));
}
}
}
abstract class A3<T>{
abstract <S> S foo(S x, S y);
<S extends Number & Comparable<? extends K>, K extends Number & Comparable<? extends M>, M extends Number & Comparable<?>> void baz(A<S> a){}
void bar(A<Long> x, A<Integer> y){
baz(foo(x, y));
}
}