From b2b7ab725cf49646f616859181b04a53fd769b23 Mon Sep 17 00:00:00 2001
From: Robert Moore <Robert.Moore@intel.com>
Date: Fri, 19 Aug 2011 08:01:42 -0700
Subject: [PATCH] iASL: Add error message for root parse node failure.

Error message if the parse tree root node does not get
found/created.
---
 source/compiler/aslcompile.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/compiler/aslcompile.c b/source/compiler/aslcompile.c
index 5becc6e28..9e7601613 100644
--- a/source/compiler/aslcompile.c
+++ b/source/compiler/aslcompile.c
@@ -544,6 +544,8 @@ CmDoCompile (
 
     if (!RootNode)
     {
+        AslError (ASL_ERROR, ASL_MSG_COMPILER_INTERNAL,
+            NULL, "- Could not resolve parse tree root node");
         CmCleanupAndExit ();
         return -1;
     }