From e04ab39036ebbae02e3f3007ffc9f1bd6d44c7a3 Mon Sep 17 00:00:00 2001
From: Martin Hafskjold Thoresen <git@mht.wtf>
Date: Sun, 7 Nov 2021 17:25:20 +0100
Subject: [PATCH] Cmake: Specify LLVM versions

Systems with multiple LLVM toolchains installed (e.g. one globally and one
in $HOME/local) would get confused and fail to compile.  Being explicit
about the version required will force CMake to find the right version of LLVM.
---
 CMakeLists.txt | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2839a3cffc..1b427bb30b 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -104,9 +104,9 @@ else()
     set(ZIG_USE_LLVM_CONFIG OFF CACHE BOOL "use llvm-config to find LLVM libraries")
 endif()
 
-find_package(llvm)
-find_package(clang)
-find_package(lld)
+find_package(llvm 13)
+find_package(clang 13)
+find_package(lld 13)
 
 if(ZIG_STATIC_ZLIB)
     list(REMOVE_ITEM LLVM_LIBRARIES "-lz")