From 12ffb909a66401f540234aecbeeee6f94ef2fc6d Mon Sep 17 00:00:00 2001
From: w00t <w00t@e03df62e-2008-0410-955e-edbf42e46eb7>
Date: Sat, 12 Jul 2008 20:24:06 +0000
Subject: Fix for bug #569, thanks dz.

git-svn-id: http://svn.inspircd.org/repository/trunk/inspircd@9986 e03df62e-2008-0410-955e-edbf42e46eb7
---
 src/hashcomp.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/hashcomp.cpp')

diff --git a/src/hashcomp.cpp b/src/hashcomp.cpp
index 1bcb538f6..18846737f 100644
--- a/src/hashcomp.cpp
+++ b/src/hashcomp.cpp
@@ -382,6 +382,9 @@ int irc::modestacker::GetStackedLine(std::deque<std::string> &result, int max_li
 
 irc::stringjoiner::stringjoiner(const std::string &seperator, const std::vector<std::string> &sequence, int begin, int end)
 {
+	if (end < begin)
+		throw "stringjoiner logic error, this causes problems.";
+
 	for (int v = begin; v < end; v++)
 		joined.append(sequence[v]).append(seperator);
 	joined.append(sequence[end]);
@@ -389,6 +392,9 @@ irc::stringjoiner::stringjoiner(const std::string &seperator, const std::vector<
 
 irc::stringjoiner::stringjoiner(const std::string &seperator, const std::deque<std::string> &sequence, int begin, int end)
 {
+	if (end < begin)
+		throw "stringjoiner logic error, this causes problems.";
+
 	for (int v = begin; v < end; v++)
 		joined.append(sequence[v]).append(seperator);
 	joined.append(sequence[end]);
@@ -396,6 +402,9 @@ irc::stringjoiner::stringjoiner(const std::string &seperator, const std::deque<s
 
 irc::stringjoiner::stringjoiner(const std::string &seperator, const char* const* sequence, int begin, int end)
 {
+	if (end < begin)
+		throw "stringjoiner logic error, this causes problems.";
+
 	for (int v = begin; v < end; v++)
 		joined.append(sequence[v]).append(seperator);
 	joined.append(sequence[end]);
-- 
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