Test for end() after lower_bound call before dereferencing!

--HG-- branch : WINDOWSPORT
2015-09-01 14:44:30 +02:00 · 2015-09-01 14:44:30 +02:00 · 82295328cc
commit 82295328cc
parent 815da2f590
1 changed files with 2 additions and 0 deletions
--- 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) {