From 4b8ab567c818554a852d51c821b80f1f1fbaa423 Mon Sep 17 00:00:00 2001
From: Sven-Hendrik Haase <sh@lutzhaase.com>
Date: Thu, 31 Dec 2015 13:38:39 +0100
Subject: [PATCH] Fix #470

---
 glm/gtx/log_base.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/glm/gtx/log_base.hpp b/glm/gtx/log_base.hpp
index 94d03472..b56ab009 100644
--- a/glm/gtx/log_base.hpp
+++ b/glm/gtx/log_base.hpp
@@ -57,8 +57,8 @@ namespace glm
 	//! From GLM_GTX_log_base.
 	template <typename genType>
 	GLM_FUNC_DECL genType log(
-		genType x,
-		genType base);
+		genType const & x,
+		genType const & base);
 
 	//! Logarithm for any base.
 	//! From GLM_GTX_log_base.