From afd9b3fd1658915284937ec8c408811809ce4a1c Mon Sep 17 00:00:00 2001
From: Ksawlii <ksawlii.public@gmail.com>
Date: Wed, 18 Dec 2024 11:08:09 +0100
Subject: [PATCH] Revert "BACKPORT: FROMGIT: kbuild: Remove support for Clang's
 ThinLTO caching"

This reverts commit f268fdb66d03df98574fb04a015d00a1d5585b06.
---
 Makefile | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Makefile b/Makefile
index bdb982d3e..378599bc5 100755
--- a/Makefile
+++ b/Makefile
@@ -982,6 +982,7 @@ endif
 ifdef CONFIG_LTO_CLANG
 ifdef CONFIG_LTO_CLANG_THIN
 CC_FLAGS_LTO	:= -flto=thin -fsplit-lto-unit
+KBUILD_LDFLAGS	+= --thinlto-cache-dir=$(extmod-prefix).thinlto-cache
 else
 CC_FLAGS_LTO	:= -flto
 endif