Add regression tests for rdar://58495602

Author: CodaFi

test/SILOptimizer/Inputs/di_property_wrappers_errors_multifile_2.swift

@@ -0,0 +1,19 @@
+@propertyWrapper
+ public struct WrapGod<T> {
+   private var value: T
+
+    public init(wrappedValue: T) {
+     value = wrappedValue
+   }
+
+    public var wrappedValue: T {
+     get { value }
+     set { value = newValue }
+   }
+ }
+
+final class TestCaseRunner {}
+
+struct ContentView { // expected-note {{'init(runner:)' declared here}}
+  @WrapGod var runner: TestCaseRunner
+}

test/SILOptimizer/di_property_wrappers_errors_multifile.swift

@@ -0,0 +1,8 @@
+// rdar://58495602: The order used to matter here. If use compiles before def
+// then you got a DI error. If def compiles before use then you got a linker error.
+
+// RUN: %target-swift-frontend -emit-sil -verify %s %S/Inputs/di_property_wrappers_errors_multifile_2.swift
+// RUN: %target-swift-frontend -emit-sil -verify %S/Inputs/di_property_wrappers_errors_multifile_2.swift %s
+
+let contentView = ContentView() // expected-error {{missing argument for parameter 'runner' in call}}
+