Daniil Ovchinnikov created GROOVY-8022: ------------------------------------------
Summary: Plus assignment for unusual property Key: GROOVY-8022 URL: https://issues.apache.org/jira/browse/GROOVY-8022 Project: Groovy Issue Type: Bug Components: Static Type Checker Affects Versions: 2.4.7 Reporter: Daniil Ovchinnikov {code} class A { C plus(B b) { println "plus" new C() } } class B {} class C {} class Foo { A getProp() { println "get" new A() } void setProp(C c) { println "set" } } @CompileStatic class Main { static void main(String[] args) { def foo = new Foo() foo.prop += new B() } } {code} Correctly prints without @CompileStatic: {noformat} get plus set {noformat} With @CompileStatic fails with: {noformat} Error:(32, 9) Groovyc: [Static type checking] - Cannot assign value of type B to variable of type C {noformat} -- This message was sent by Atlassian JIRA (v6.3.4#6332)