Fixes for KT-4733 UnsupportedOperationException: don't know how to move type J to top of stack; KT-3430 VerifyError on a safe call to a primitive value

#KT-4733 Fixed
  #KT-3430 Fixed

compiler/testData/codegen/box/safeCall/kt3430.kt

@@ -0,0 +1,6 @@
+fun f(b : Int.(Int)->Int) = 1?.b(1)
+
+fun box(): String {
+    val x = f { this + it }
+    return "OK"
+}