[PL] ABI compatibility tests for reworked partial linkage

compiler/testData/klibABI/nonAbstractCallableBecomesAbstract/lib2/l2.kt

@@ -0,0 +1,68 @@
+package lib2
+
+import lib1.*
+
+class AbstractClassWithFunctionsImpl1 : AbstractClassWithFunctions() {
+    override fun baz() = -42
+    val unlinkedFunctionUsage get() = foo() + bar()
+}
+
+class AbstractClassWithFunctionsImpl2 : AbstractClassWithFunctions() {
+    override fun baz() = -42
+    val unlinkedFunctionUsage = foo() // Expected failure on class instance initialization.
+}
+
+class AbstractClassWithFunctionsImpl3 : AbstractClassWithFunctions() {
+    override fun baz() = -42
+    val unlinkedFunctionUsage = bar() // Expected failure on class instance initialization.
+}
+
+class InterfaceWithFunctionsImpl1 : InterfaceWithFunctions {
+    override fun bar() = -42
+    val unlinkedFunctionUsage get() = foo()
+}
+
+class InterfaceWithFunctionsImpl2 : InterfaceWithFunctions {
+    override fun bar() = -42
+    val unlinkedFunctionUsage = foo() // Expected failure on class instance initialization.
+}
+
+class AbstractClassWithPropertiesImpl1 : AbstractClassWithProperties() {
+    override val baz1 = -42
+    override val baz2 get() = -42
+    val unlinkedPropertyUsage get() = foo1 + foo2 + bar1 + bar2
+}
+
+class AbstractClassWithPropertiesImpl2 : AbstractClassWithProperties() {
+    override val baz1 = -42
+    override val baz2 get() = -42
+    val unlinkedPropertyUsage = foo1
+}
+
+class AbstractClassWithPropertiesImpl3 : AbstractClassWithProperties() {
+    override val baz1 = -42
+    override val baz2 get() = -42
+    val unlinkedPropertyUsage = foo2
+}
+
+class AbstractClassWithPropertiesImpl4 : AbstractClassWithProperties() {
+    override val baz1 = -42
+    override val baz2 get() = -42
+    val unlinkedPropertyUsage = bar1
+}
+
+class AbstractClassWithPropertiesImpl5 : AbstractClassWithProperties() {
+    override val baz1 = -42
+    override val baz2 get() = -42
+    val unlinkedPropertyUsage = bar2
+}
+
+class InterfaceWithPropertiesImpl1 : InterfaceWithProperties {
+    override val bar get() = -42
+    val unlinkedPropertyUsage get() = foo
+}
+
+class InterfaceWithPropertiesImpl2 : InterfaceWithProperties {
+    override val bar get() = -42
+    val unlinkedPropertyUsage = foo
+}

compiler/testData/klibABI/nonAbstractCallableBecomesAbstract/lib2/module.info

@@ -0,0 +1,2 @@
+STEP 0:
+    dependencies: stdlib, lib1