From 0883eab9ba9b5a0108a741f7c79a3c7669bf2189 Mon Sep 17 00:00:00 2001
From: Kirill Zhavoronkov <kirill.zhavoronkov@intel.com>
Date: Thu, 16 Sep 2021 17:32:20 +0300
Subject: [PATCH] Always use self-built clang for pcm compilation

---
 cl_headers/CMakeLists.txt | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/cl_headers/CMakeLists.txt b/cl_headers/CMakeLists.txt
index 8f6bf1c8..3a06226d 100644
--- a/cl_headers/CMakeLists.txt
+++ b/cl_headers/CMakeLists.txt
@@ -1,5 +1,8 @@
 set(CL_HEADERS_LIB cl_headers)
-set(CLANG_COMMAND clang)
+set(CLANG_COMMAND $<TARGET_FILE:clang> )
+if(LLVM_USE_HOST_TOOLS)
+  build_native_tool(clang CLANG_COMMAND)
+endif()
 
 function(copy_file SRC DST)
 add_custom_command(
@@ -32,7 +35,7 @@ function(create_pcm DST MODULE HEADER OPTS DEPS)
     add_custom_command (
         OUTPUT ${DST}
         MAIN_DEPENDENCY ${MODMAP}
-        DEPENDS ${HEADER} ${DEPS}
+        DEPENDS ${HEADER} ${DEPS} ${CLANG_COMMAND}
         COMMAND
         ${CLANG_COMMAND} -cc1 -x cl
         -I. -O0 ${OPTS}