From 4f4ad8ada9d17292bb7435043b5453457a24a016 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Martin=20Ho=C5=99e=C5=88ovsk=C3=BD?=
 <martin.horenovsky@gmail.com>
Date: Wed, 22 Mar 2023 19:12:32 +0100
Subject: [PATCH] Sprinkle some constexpr around

---
 src/catch2/internal/catch_stream_end_stop.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/catch2/internal/catch_stream_end_stop.hpp b/src/catch2/internal/catch_stream_end_stop.hpp
index 61379f20..66d678cf 100644
--- a/src/catch2/internal/catch_stream_end_stop.hpp
+++ b/src/catch2/internal/catch_stream_end_stop.hpp
@@ -17,10 +17,10 @@ namespace Catch {
     // as well as
     //    << stuff +StreamEndStop
     struct StreamEndStop {
-        StringRef operator+() const { return StringRef(); }
+        constexpr StringRef operator+() const { return StringRef(); }
 
         template <typename T>
-        friend T const& operator+( T const& value, StreamEndStop ) {
+        constexpr friend T const& operator+( T const& value, StreamEndStop ) {
             return value;
         }
     };