Add regression test for KT-20744

#KT-20744: Obsolete

compiler/testData/codegen/box/coroutines/featureIntersection/delegate.kt

@@ -0,0 +1,27 @@
+// WITH_RUNTIME
+// WITH_COROUTINES
+
+import helpers.*
+import kotlin.coroutines.experimental.*
+import kotlin.properties.Delegates
+
+class Pipe {
+    var value = 0
+    suspend fun send(value: Int) {
+        this.value = value
+    }
+}
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(EmptyContinuation)
+}
+
+val pipe = Pipe()
+
+var mode by Delegates.observable(0) {_, _, value -> builder { pipe.send(value) }}
+
+fun box() : String {
+    mode = 42
+    if (pipe.value != 42) return "FAIL"
+    return "OK"
+}

compiler/tests-ir-jvm/tests/org/jetbrains/kotlin/codegen/ir/IrBlackBoxCodegenTestGenerated.java

@@ -6283,6 +6283,12 @@ public class IrBlackBoxCodegenTestGenerated extends AbstractIrBlackBoxCodegenTes
                 doTest(fileName);
             }
 
+            @TestMetadata("delegate.kt")
+            public void testDelegate() throws Exception {
+                String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/delegate.kt");
+                doTest(fileName);
+            }
+
             @TestMetadata("destructuringInLambdas.kt")
             public void testDestructuringInLambdas() throws Exception {
                 String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");

compiler/tests/org/jetbrains/kotlin/codegen/BlackBoxCodegenTestGenerated.java

@@ -6283,6 +6283,12 @@ public class BlackBoxCodegenTestGenerated extends AbstractBlackBoxCodegenTest {
                 doTest(fileName);
             }
 
+            @TestMetadata("delegate.kt")
+            public void testDelegate() throws Exception {
+                String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/delegate.kt");
+                doTest(fileName);
+            }
+
             @TestMetadata("destructuringInLambdas.kt")
             public void testDestructuringInLambdas() throws Exception {
                 String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");

compiler/tests/org/jetbrains/kotlin/codegen/LightAnalysisModeTestGenerated.java

@@ -6283,6 +6283,12 @@ public class LightAnalysisModeTestGenerated extends AbstractLightAnalysisModeTes
                 doTest(fileName);
             }
 
+            @TestMetadata("delegate.kt")
+            public void testDelegate() throws Exception {
+                String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/delegate.kt");
+                doTest(fileName);
+            }
+
             @TestMetadata("destructuringInLambdas.kt")
             public void testDestructuringInLambdas() throws Exception {
                 String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");

js/js.tests/test/org/jetbrains/kotlin/js/test/semantics/JsCodegenBoxTestGenerated.java

@@ -7602,6 +7602,12 @@ public class JsCodegenBoxTestGenerated extends AbstractJsCodegenBoxTest {
                 doTest(fileName);
             }
 
+            @TestMetadata("delegate.kt")
+            public void testDelegate() throws Exception {
+                String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/delegate.kt");
+                doTest(fileName);
+            }
+
             @TestMetadata("destructuringInLambdas.kt")
             public void testDestructuringInLambdas() throws Exception {
                 String fileName = KotlinTestUtils.navigationMetadata("compiler/testData/codegen/box/coroutines/featureIntersection/destructuringInLambdas.kt");