From a49e45106dbe6ebf8cefee365dcb16793c469455 Mon Sep 17 00:00:00 2001
From: Devon Carew <devoncarew@gmail.com>
Date: Mon, 22 Feb 2016 13:09:22 -0800
Subject: [PATCH] fix a checked mode assertion

---
 packages/flutter_tools/lib/src/application_package.dart | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packages/flutter_tools/lib/src/application_package.dart b/packages/flutter_tools/lib/src/application_package.dart
index a36d2873f84..3cb8d846ca1 100644
--- a/packages/flutter_tools/lib/src/application_package.dart
+++ b/packages/flutter_tools/lib/src/application_package.dart
@@ -146,8 +146,8 @@ class ApplicationPackageStore {
 
         case TargetPlatform.iOS:
         case TargetPlatform.iOSSimulator:
-          assert(iOS == null);
-          iOS = new IOSApp.fromBuildConfiguration(config);
+          if (iOS == null)
+            iOS = new IOSApp.fromBuildConfiguration(config);
           break;
 
         case TargetPlatform.mac: