From 82295328ccf6f5ad2ec961307daecba60969c8c5 Mon Sep 17 00:00:00 2001
From: Jean-Francois Dockes <jfd@recoll.org>
Date: Tue, 1 Sep 2015 14:44:30 +0200
Subject: [PATCH] Test for end() after lower_bound call before dereferencing!

--HG--
branch : WINDOWSPORT
---
 src/common/textsplit.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/common/textsplit.cpp b/src/common/textsplit.cpp
index 6807a7a2..f9dc87e1 100644
--- a/src/common/textsplit.cpp
+++ b/src/common/textsplit.cpp
@@ -142,6 +142,8 @@ static inline int whatcc(unsigned int c)
 	} else {
 	    vector<unsigned int>::iterator it = 
 		lower_bound(vpuncblocks.begin(), vpuncblocks.end(), c);
+		if (it == vpuncblocks.end())
+			return LETTER;
 	    if (c == *it)
 		return SPACE;
 	    if ((it - vpuncblocks.begin()) % 2 == 1) {