Don't generate ConstantValue for non-const vals in Kotlin 1.3+

compiler/testData/codegen/box/properties/const/nonConstValsAreProperlyInitialized.kt

@@ -0,0 +1,67 @@
+// !LANGUAGE: +NoConstantValueAttributeForNonConstVals +JvmFieldInInterface
+// TARGET_BACKEND: JVM
+// WITH_RUNTIME
+
+import kotlin.test.assertEquals
+
+class C {
+    val testClassVal = 100
+
+    @JvmField
+    val testJvmFieldVal = 105
+
+    companion object {
+        val testCompanionObjectVal = 110
+
+        @JvmStatic
+        val testJvmStaticCompanionObjectVal = 120
+
+        @JvmField
+        val testJvmFieldCompanionObjectVal = 130
+    }
+}
+
+
+interface IFoo {
+    companion object {
+        val testInterfaceCompanionObjectVal = 200
+    }
+}
+
+
+interface IBar {
+    companion object {
+        @JvmField
+        val testJvmFieldInInterfaceCompanionObject = 210
+    }
+}
+
+
+object Obj {
+    val testObjectVal = 300
+
+    @JvmStatic
+    val testJvmStaticObjectVal = 310
+
+    @JvmField
+    val testJvmFieldObjectVal = 320
+}
+
+
+val testTopLevelVal = 400
+
+fun box(): String {
+    assertEquals(100, C().testClassVal)
+    assertEquals(105, C().testJvmFieldVal)
+    assertEquals(110, C.testCompanionObjectVal)
+    assertEquals(120, C.testJvmStaticCompanionObjectVal)
+    assertEquals(130, C.testJvmFieldCompanionObjectVal)
+    assertEquals(200, IFoo.testInterfaceCompanionObjectVal)
+    assertEquals(210, IBar.testJvmFieldInInterfaceCompanionObject)
+    assertEquals(300, Obj.testObjectVal)
+    assertEquals(310, Obj.testJvmStaticObjectVal)
+    assertEquals(320, Obj.testJvmFieldObjectVal)
+    assertEquals(400, testTopLevelVal)
+
+    return "OK"
+}