From 60f8132d2eede3a477248883274d2712221b7737 Mon Sep 17 00:00:00 2001
From: Lioncash <mathew1800@gmail.com>
Date: Mon, 8 Dec 2014 14:07:51 -0500
Subject: [PATCH] stringutil: Add early-exit case to ReplaceAll

If both 'replaceands' are the same, the result string can just be returned.
---
 base/stringutil.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/base/stringutil.cpp b/base/stringutil.cpp
index 2c8bd1e56a..134a9b1dfd 100644
--- a/base/stringutil.cpp
+++ b/base/stringutil.cpp
@@ -230,6 +230,10 @@ void SplitString(const std::string& str, const char delim, std::vector<std::stri
 std::string ReplaceAll(std::string result, const std::string& src, const std::string& dest)
 {
 	size_t pos = 0;
+
+	if (src == dest)
+		return result;
+
 	while(1)
 	{
 		pos = result.find(src, pos);