Fix codegen problem with safe-call on suspension point with two receivers

#KT-16145 Fixed

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

@@ -0,0 +1,48 @@
+// WITH_RUNTIME
+// WITH_COROUTINES
+import kotlin.coroutines.experimental.*
+import kotlin.coroutines.experimental.intrinsics.*
+import kotlin.test.assertEquals
+
+class A(val w: String) {
+    suspend fun String.ext(): String = suspendCoroutineOrReturn {
+        x ->
+        x.resume(this + w)
+        COROUTINE_SUSPENDED
+    }
+}
+
+suspend fun A.coroutinebug(v: String?): String {
+    val r = v?.ext()
+    if (r == null) return "null"
+    return r
+}
+
+suspend fun A.coroutinebug2(v: String?): String {
+    val r = v?.ext() ?: "null"
+    return r
+}
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(EmptyContinuation)
+}
+
+fun box(): String {
+    var result = "fail 2"
+
+    builder {
+        val a = A("K")
+        val x1 = a.coroutinebug(null)
+        if (x1 != "null") throw RuntimeException("fail 1: $x1")
+
+        val x2 = a.coroutinebug(null)
+        if (x2 != "null") throw RuntimeException("fail 2: $x2")
+
+        val x3 = a.coroutinebug2(null)
+        if (x3 != "null") throw RuntimeException("fail 3: $x3")
+
+        result = a.coroutinebug2("O")
+    }
+
+    return result
+}

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

@@ -0,0 +1,51 @@
+// WITH_RUNTIME
+// WITH_COROUTINES
+import kotlin.coroutines.experimental.*
+import kotlin.coroutines.experimental.intrinsics.*
+import kotlin.test.assertEquals
+
+class A(val w: String) {
+    suspend fun Long.ext(): String = suspendCoroutineOrReturn {
+        x ->
+        x.resume(this.toString() + w)
+        COROUTINE_SUSPENDED
+    }
+}
+
+suspend fun A.coroutinebug(v: Long?): String {
+    val r = v?.ext()
+    if (r == null) return "null"
+    return r
+}
+
+suspend fun A.coroutinebug2(v: Long?): String {
+    val r = v?.ext() ?: "null"
+    return r
+}
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(EmptyContinuation)
+}
+
+fun box(): String {
+    var result = "fail 2"
+
+    builder {
+        val a = A("#test")
+        val x1 = a.coroutinebug(null)
+        if (x1 != "null") throw RuntimeException("fail 1: $x1")
+
+        val x2 = a.coroutinebug(123456789012345)
+        if (x2 != "123456789012345#test") throw RuntimeException("fail 2: $x2")
+
+        val x3 = a.coroutinebug2(null)
+        if (x3 != "null") throw RuntimeException("fail 3: $x3")
+
+        val x4 = a.coroutinebug2(123456789012345)
+        if (x4 != "123456789012345#test") throw RuntimeException("fail 4: $x4")
+
+        result = "OK"
+    }
+
+    return result
+}