A.j

.source A.j
.class public A
.super java/lang/Object

.method public static produce()Lint;
.limit stack 2
.limit locals 0
new int
dup
invokespecial int/<init>()V
areturn
.end method

.method public static consume(Lint;)V
.limit stack 0
.limit locals 1
return
.end method

int.j

.source int.j
.class public int
.super java/lang/Object

.method public <init>()V
.limit stack 2
.limit locals 1
aload_0
invokespecial java/lang/Object/<init>()V
return
.end method

.method public value()I
.limit stack 1
.limit locals 1
bipush 42
ireturn
.end method

T.java

public class T {
	public T() {
		A.consume(A.produce()); // Works fine
		System.out.println(A.produce().value()); // Works too
		// A.consume(A.produce()+1); // Doesn't work
		// A.consume(42); // Doesn't work
	}

	public static void main(String[] args) {
		new T();
	}
}