From 85e2fa321f45c02bfa88581cef5e5f3aa3496b68 Mon Sep 17 00:00:00 2001
From: Jan Schultke <me@eisenwave.net>
Date: Thu, 18 Jan 2024 19:30:32 +0100
Subject: [PATCH] fix missing forward for function object parameter (#2092)

---
 CppCoreGuidelines.md | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/CppCoreGuidelines.md b/CppCoreGuidelines.md
index 1c8ebde17..9ab5e60b1 100644
--- a/CppCoreGuidelines.md
+++ b/CppCoreGuidelines.md
@@ -3142,9 +3142,9 @@ In that case, and only that case, make the parameter `TP&&` where `TP` is a temp
 Usually you forward the entire parameter (or parameter pack, using `...`) exactly once on every static control flow path:
 
     template<class F, class... Args>
-    inline auto invoke(F f, Args&&... args)
+    inline decltype(auto) invoke(F&& f, Args&&... args)
     {
-        return f(forward<Args>(args)...);
+        return forward<F>(f)(forward<Args>(args)...);
     }
 
 ##### Example