[GROOVY-6337] weird verify error with TupleConstructor and Lazy

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 2.3.0-beta-1
• Component/s: xforms
• Assignee: Paul King
• Reporter: Paul King
• Created: 10/Sep/13 10:21
• Updated: 07/Apr/15 19:07
• Resolved: 20/Jan/14 22:56

Description

This script:

@groovy.transform.TupleConstructor
class Picker {
  @Lazy result = foo()
}
new Picker()

gives this error:

java.lang.VerifyError: (class: Picker, method: <init> signature: ()V) Expecting to find object/array on stack

	at java.lang.Class.getDeclaredConstructors0(Native Method)

	at java.lang.Class.privateGetDeclaredConstructors(Class.java:2483)

	at java.lang.Class.getDeclaredConstructors(Class.java:1891)

	at org.codehaus.groovy.reflection.CachedClass$2$1.run(CachedClass.java:69)

Also, this script:

@groovy.transform.TupleConstructor
class Picker {
  @Lazy result = null
}
new Picker()

gives this error:

groovy.lang.ReadOnlyPropertyException: Cannot set readonly property: result for class: Picker