Functions imported from objects should be properly mapped to "real" suspend function descriptors.

compiler/testData/codegen/box/coroutines/suspendFunImportedFromObject.kt

@@ -0,0 +1,34 @@
+// WITH_RUNTIME
+// WITH_COROUTINES
+
+// FILE: stuff.kt
+package stuff
+
+import kotlin.coroutines.intrinsics.*
+
+object Host {
+    suspend fun suspendHere(): String = suspendCoroutineOrReturn { x ->
+        x.resume("OK")
+        SUSPENDED_MARKER
+    }
+}
+
+
+// FILE: test.kt
+import kotlin.coroutines.*
+import kotlin.coroutines.intrinsics.*
+import stuff.Host.suspendHere
+
+fun builder(c: suspend () -> Unit) {
+    c.startCoroutine(EmptyContinuation)
+}
+
+fun box(): String {
+    var result = ""
+
+    builder {
+        result = suspendHere()
+    }
+
+    return result
+}