JVM IR: do not erase static fields in annotation classes

compiler/ir/backend.jvm/src/org/jetbrains/kotlin/backend/jvm/lower/JvmPropertiesLowering.kt

@@ -46,9 +46,11 @@ class JvmPropertiesLowering(private val context: JvmBackendContext) : IrElementT
     private fun lowerProperty(declaration: IrDeclaration, kind: ClassKind): List<IrDeclaration>? =
         if (declaration is IrProperty)
             ArrayList<IrDeclaration>(4).apply {
+                val field = declaration.backingField
+
                 // JvmFields in a companion object refer to companion's owners and should not be generated within companion.
-                if (kind != ClassKind.ANNOTATION_CLASS && declaration.backingField?.parent == declaration.parent) {
-                    addIfNotNull(declaration.backingField)
+                if ((kind != ClassKind.ANNOTATION_CLASS || field?.isStatic == true) && field?.parent == declaration.parent) {
+                    addIfNotNull(field)
                 }
                 addIfNotNull(declaration.getter)
                 addIfNotNull(declaration.setter)

compiler/testData/codegen/box/annotations/constValInAnnotation.kt

@@ -2,7 +2,6 @@
 // IGNORE_BACKEND_FIR: JVM_IR
 // WITH_RUNTIME
 // TARGET_BACKEND: JVM
-// IGNORE_BACKEND: JVM_IR
 // FILE: Foo.java
 
 @Anno(Anno.CONST)
@@ -18,4 +17,3 @@ annotation class Anno(val value: Int) {
 
 fun box(): String =
         if ((Foo::class.java.annotations.single() as Anno).value == 42) "OK" else "Fail"
-