From 6b85c71ad8abffa7ea915e5dde8a809a0a4c493f Mon Sep 17 00:00:00 2001
From: Peter Kokot <peterkokot@gmail.com>
Date: Wed, 6 Dec 2023 09:03:24 +0100
Subject: Makefiles: Add LINK_WHAT_YOU_USE support for MODULE libraries

This was accidentally left out by Makefile generators.
It already works with Ninja.

Fixes: #25480
---
 Source/cmMakefileLibraryTargetGenerator.cxx | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Source/cmMakefileLibraryTargetGenerator.cxx b/Source/cmMakefileLibraryTargetGenerator.cxx
index 0429155..bc48a3b 100644
--- a/Source/cmMakefileLibraryTargetGenerator.cxx
+++ b/Source/cmMakefileLibraryTargetGenerator.cxx
@@ -218,6 +218,9 @@ void cmMakefileLibraryTargetGenerator::WriteModuleLibraryRules(bool relink)
     extraFlags, this->GeneratorTarget, linkLineComputer.get(),
     this->GetConfigName());
 
+  this->UseLWYU = this->LocalGenerator->AppendLWYUFlags(
+    extraFlags, this->GeneratorTarget, linkLanguage);
+
   this->WriteLibraryRules(linkRuleVar, extraFlags, relink);
 }
 
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