From 01c2cffccab7f066079eb344ed2ce9aab818c632 Mon Sep 17 00:00:00 2001
From: Daniel Bertalan <dani@danielbertalan.dev>
Date: Sat, 1 Oct 2022 16:10:03 +0200
Subject: [PATCH] AK: Fix naming conflict with compiler builtin

Clang patch D116203 added various builtin functions for type traits,
`__decay` being one of them. This name conflicts with our
`AK::Detail::__decay`, leading to compiler warnings with Clang 16.
---
 AK/StdLibExtraDetails.h | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/AK/StdLibExtraDetails.h b/AK/StdLibExtraDetails.h
index 8bd643436a..13cb32bb4e 100644
--- a/AK/StdLibExtraDetails.h
+++ b/AK/StdLibExtraDetails.h
@@ -567,20 +567,20 @@ template<template<typename...> typename U, typename... Us>
 inline constexpr bool IsSpecializationOf<U<Us...>, U> = true;
 
 template<typename T>
-struct __decay {
+struct __Decay {
     typedef Detail::RemoveCVReference<T> type;
 };
 template<typename T>
-struct __decay<T[]> {
+struct __Decay<T[]> {
     typedef T* type;
 };
 template<typename T, decltype(sizeof(T)) N>
-struct __decay<T[N]> {
+struct __Decay<T[N]> {
     typedef T* type;
 };
 // FIXME: Function decay
 template<typename T>
-using Decay = typename __decay<T>::type;
+using Decay = typename __Decay<T>::type;
 
 template<typename T, typename U>
 inline constexpr bool IsPointerOfType = IsPointer<Decay<U>>&& IsSame<T, RemoveCV<RemovePointer<Decay<U>>>>;