From 64a7316e261af2678e6f2cd4aa214db6995c0535 Mon Sep 17 00:00:00 2001
From: Joshua Granick <jgranick@users.noreply.github.com>
Date: Sat, 18 Oct 2014 15:08:15 -0700
Subject: [PATCH] Clone defines, just in case

---
 tools/project/HXProject.hx | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tools/project/HXProject.hx b/tools/project/HXProject.hx
index 5ccf667bd..370189028 100644
--- a/tools/project/HXProject.hx
+++ b/tools/project/HXProject.hx
@@ -425,9 +425,10 @@ class HXProject {
 		
 		if (project != null) {
 			
-			StringMapHelper.copyKeys (project.defines, userDefines);
+			var defines = StringMapHelper.copy (userDefines);
+			StringMapHelper.copyKeys (project.defines, defines);
 			
-			processHaxelibs (project, userDefines);
+			processHaxelibs (project, defines);
 			
 		}