void () { if (foo() != null && foo().<warning descr="Method invocation 'foo' may produce 'NullPointerException'">foo</warning>() != null && foo().<warning descr="Method invocation 'foo' may produce 'NullPointerException'">foo</warning>().<warning descr="Method invocation 'foo' may produce 'NullPointerException'">foo</warning>() != null) { } }