Lambda in position with suspend function expected type:

simple case - val initializer.

compiler/testData/diagnostics/tests/coroutines/suspendFunctionType/lambdaInOverriddenValInitializer.kt

@@ -0,0 +1,23 @@
+interface Foo {
+    val foo: suspend () -> Unit
+}
+
+interface Bar<T> {
+    val bar: T
+}
+
+class Test1 : Foo {
+    override val <!PROPERTY_TYPE_MISMATCH_ON_OVERRIDE!>foo<!> = {}
+}
+
+class Test2 : Foo {
+    override val foo: suspend () -> Unit = {}
+}
+
+class Test3 : Bar<suspend () -> Unit> {
+    override val <!PROPERTY_TYPE_MISMATCH_ON_OVERRIDE!>bar<!> = {}
+}
+
+class Test4 : Bar<suspend () -> Unit> {
+    override val bar: suspend () -> Unit = {}
+}

compiler/testData/diagnostics/tests/coroutines/suspendFunctionType/lambdaInOverriddenValInitializer.txt

@@ -0,0 +1,47 @@
+package
+
+public interface Bar</*0*/ T> {
+    public abstract val bar: T
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public interface Foo {
+    public abstract val foo: suspend () -> kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Test1 : Foo {
+    public constructor Test1()
+    public open override /*1*/ val foo: () -> kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Test2 : Foo {
+    public constructor Test2()
+    public open override /*1*/ val foo: suspend () -> kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Test3 : Bar<suspend () -> kotlin.Unit> {
+    public constructor Test3()
+    public open override /*1*/ val bar: () -> kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}
+
+public final class Test4 : Bar<suspend () -> kotlin.Unit> {
+    public constructor Test4()
+    public open override /*1*/ val bar: suspend () -> kotlin.Unit
+    public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
+    public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
+    public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
+}

compiler/testData/diagnostics/tests/coroutines/suspendFunctionType/lambdaInValInitializer.kt

@@ -0,0 +1,6 @@
+typealias SuspendFn = suspend () -> Unit
+
+val test1: suspend () -> Unit = {}
+val test2: suspend Any.() -> Unit = {}
+val test3: suspend Any.(Int) -> Int = { k: Int -> k + 1 }
+val test4: SuspendFn = {}

compiler/testData/diagnostics/tests/coroutines/suspendFunctionType/lambdaInValInitializer.txt

@@ -0,0 +1,7 @@
+package
+
+public val test1: suspend () -> kotlin.Unit
+public val test2: suspend kotlin.Any.() -> kotlin.Unit
+public val test3: suspend kotlin.Any.(kotlin.Int) -> kotlin.Int
+public val test4: SuspendFn /* = suspend () -> kotlin.Unit */
+public typealias SuspendFn = suspend () -> kotlin.Unit