From f76cd93aff1610c9b4c720a73f6d585e8008dfd1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?louiz=E2=80=99?= <louiz@louiz.org>
Date: Mon, 4 May 2020 23:55:39 +0200
Subject: =?UTF-8?q?Fix=20clang=20warnings=20on=20some=20utils=20function.?=
 =?UTF-8?q?=20It=E2=80=99s=20also=20faster?=
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---
 src/utils/get_first_non_empty.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'src/utils/get_first_non_empty.hpp')

diff --git a/src/utils/get_first_non_empty.hpp b/src/utils/get_first_non_empty.hpp
index a38f5fb..2e1828d 100644
--- a/src/utils/get_first_non_empty.hpp
+++ b/src/utils/get_first_non_empty.hpp
@@ -6,13 +6,13 @@ bool is_empty(const std::string& val);
 bool is_empty(const int& val);
 
 template <typename T>
-T get_first_non_empty(T&& last)
+T& get_first_non_empty(T&& last)
 {
   return last;
 }
 
 template <typename T, typename... Args>
-T get_first_non_empty(T&& first, Args&&... args)
+T& get_first_non_empty(T&& first, Args&&... args)
 {
   if (!is_empty(first))
     return first;
-- 
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