From c1176206a8bf2680b7ec1b2f00a10b5b93070469 Mon Sep 17 00:00:00 2001
From: Adriano dos Santos Fernandes <adrianosf@gmail.com>
Date: Tue, 23 Jun 2020 12:58:50 -0300
Subject: [PATCH] Fixed CORE-6340 - Alternate quoting does not work on some
 particular cases.

---
 src/dsql/Parser.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/dsql/Parser.cpp b/src/dsql/Parser.cpp
index 6d7667814c..5889d6f5cc 100644
--- a/src/dsql/Parser.cpp
+++ b/src/dsql/Parser.cpp
@@ -773,9 +773,9 @@ int Parser::yylexAux()
 
 		while (++lex.ptr + 1 < lex.end)
 		{
-			if (*lex.ptr == endChar && *++lex.ptr == '\'')
+			if (*lex.ptr == endChar && lex.ptr[1] == '\'')
 			{
-				size_t len = lex.ptr - lex.last_token - 4;
+				size_t len = ++lex.ptr - lex.last_token - 4;
 
 				if (len > MAX_STR_SIZE)
 				{