From eebb1671a53b6861b45bfecefc7b5ec30586e07c Mon Sep 17 00:00:00 2001
From: Slava Semushin <php-coder@altlinux.ru>
Date: Sun, 9 Aug 2009 01:09:45 +0700
Subject: [PATCH] checkbufferoverrun.cpp: get rid of Match() usage with varid
 0.

---
 src/checkbufferoverrun.cpp | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/src/checkbufferoverrun.cpp b/src/checkbufferoverrun.cpp
index 8c5d789ad..946c79cfe 100644
--- a/src/checkbufferoverrun.cpp
+++ b/src/checkbufferoverrun.cpp
@@ -248,13 +248,16 @@ void CheckBufferOverrun::checkScope(const Token *tok, const char *varname[], con
             else
                 continue;
 
-            if (Token::Match(tok2, "%varid% < %num% ;", counter_varid))
+            if (counter_varid)
             {
-                max_counter_value = MathLib::toString<long>(atol(tok2->strAt(2)) - 1);
-            }
-            else if (Token::Match(tok2, "%varid% <= %num% ;", counter_varid))
-            {
-                max_counter_value = tok2->strAt(2);
+                if (Token::Match(tok2, "%varid% < %num% ;", counter_varid))
+                {
+                    max_counter_value = MathLib::toString<long>(atol(tok2->strAt(2)) - 1);
+                }
+                else if (Token::Match(tok2, "%varid% <= %num% ;", counter_varid))
+                {
+                    max_counter_value = tok2->strAt(2);
+                }
             }
 
             // Get index variable and stopsize.