From 840a4ce2f5ea40196c2ce4f8bdffadae4b8c9f46 Mon Sep 17 00:00:00 2001
From: John Maddock <john@johnmaddock.co.uk>
Date: Wed, 24 Dec 2008 10:14:55 +0000
Subject: [PATCH] Fix gcc warnings.

[SVN r50377]
---
 include/boost/regex/v4/basic_regex_parser.hpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/include/boost/regex/v4/basic_regex_parser.hpp b/include/boost/regex/v4/basic_regex_parser.hpp
index f94eb89c..b8bc9963 100644
--- a/include/boost/regex/v4/basic_regex_parser.hpp
+++ b/include/boost/regex/v4/basic_regex_parser.hpp
@@ -111,9 +111,10 @@ void basic_regex_parser<charT, traits>::parse(const charT* p1, const charT* p2,
    // empty strings are errors:
    if((p1 == p2) && 
       (
-         (l_flags & regbase::main_option_type) != regbase::perl_syntax_group)
+         ((l_flags & regbase::main_option_type) != regbase::perl_syntax_group)
          || (l_flags & regbase::no_empty_expressions)
       )
+     )
    {
       fail(regex_constants::error_empty, 0);
       return;