Iniital implementation of synthetic extensions for SAM-adapter functions (non-static only)

compiler/testData/diagnostics/tests/syntheticExtensions/javaProperties/JavaOverridesKotlin.kt

@@ -0,0 +1,29 @@
+// FILE: KotlinFile.kt
+open class KotlinClass {
+    public open fun getSomething1(): Int = 1
+
+    public open fun setSomething2(value: Int) {}
+}
+
+fun foo(javaClass: JavaClass) {
+    useInt(javaClass.getSomething1())
+    useInt(javaClass.<!UNRESOLVED_REFERENCE!>something1<!>)
+
+    javaClass.setSomething2(javaClass.getSomething2() + 1)
+    javaClass.something2 = javaClass.something2 + 1
+}
+
+fun useInt(<!UNUSED_PARAMETER!>i<!>: Int) {}
+
+// FILE: JavaClass.java
+public class JavaClass extends KotlinClass implements JavaInterface {
+    public int getSomething1() { return 1; }
+
+    public int getSomething2() { return 1; }
+    public void setSomething2(int value) {}
+}
+
+// FILE: JavaInterface.java
+public class JavaInterface {
+    int getSomething2();
+}