From 0ccd2567870e707336b06d1dce123cfcea225ae9 Mon Sep 17 00:00:00 2001
From: Thomas Bernard <tbernard@go-engineering.de>
Date: Wed, 26 Aug 2020 21:41:09 +0200
Subject: llvm-rc: Enable preprocessing for all Windows usage variants

Fixes: #21096
---
 Modules/Platform/Windows-Clang.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Modules/Platform/Windows-Clang.cmake b/Modules/Platform/Windows-Clang.cmake
index 88c9a89..c8c91de 100644
--- a/Modules/Platform/Windows-Clang.cmake
+++ b/Modules/Platform/Windows-Clang.cmake
@@ -173,6 +173,7 @@ if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC"
 
     set(CMAKE_BUILD_TYPE_INIT Debug)
 
+    __enable_llvm_rc_preprocessing("")
     macro(__windows_compiler_clang lang)
       __windows_compiler_clang_gnu(${lang})
     endmacro()
@@ -180,6 +181,7 @@ if("x${CMAKE_C_SIMULATE_ID}" STREQUAL "xMSVC"
 
 else()
   include(Platform/Windows-GNU)
+  __enable_llvm_rc_preprocessing("")
   macro(__windows_compiler_clang lang)
     __windows_compiler_gnu(${lang})
   endmacro()
-- 
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