From 97e1e501392af276aba10f54d8c498de75924b7d Mon Sep 17 00:00:00 2001
From: Thomas Jarosch <thomas.jarosch@intra2net.com>
Date: Wed, 9 Jan 2013 19:25:21 +0100
Subject: [PATCH] Match compiler: Workaround broken code generation for "!!foo"
 patterns

This is just meant for the upcoming release.
---
 tools/matchcompiler.py | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/matchcompiler.py b/tools/matchcompiler.py
index 5a3b31dbd..4bb28b9bf 100755
--- a/tools/matchcompiler.py
+++ b/tools/matchcompiler.py
@@ -339,6 +339,12 @@ class MatchCompiler:
                 break  # Non-const pattern - bailout
 
             pattern = res.group(1)
+
+            # TODO: We currently generate incorrect code for "!!" patterns
+            # skip them for now until this is fixed
+            if pattern.find("!!") != -1:
+                break
+
             line = self._replaceSpecificTokenMatch(is_simplematch, line, pos1, end_pos, pattern, tok, varId)
 
         return line