8168774: Polymorhic signature method check crashes javac
Summary: Check for polysig method assumes arity is greater than zero
Reviewed-by: vromero
/*
* @test /nodynamiccopyright/
* @bug 6360970
* @summary javac erroneously accept ambiguous field reference
* @compile/fail/ref=T6360970.out -XDrawDiagnostics T6360970.java
*/
class T6360970 {
interface A {
int i = 1;
}
interface B {
int i = 2;
}
interface C extends A, B { }
static class D {
public static final int i = 0;
}
static class E extends D implements C { }
int i = E.i; //ambiguous
}