From 52200637274acb0f1960080480573db3b5be1af9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Kim=20Gr=C3=A4sman?= <kim.grasman@gmail.com>
Date: Sun, 18 Dec 2022 15:21:10 +0100
Subject: [PATCH] [cmake] Print LLVM source dir when configuring

This makes it easier to spot which LLVM install was picked up.
---
 CMakeLists.txt | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0101f33..6b8a025 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,11 +23,13 @@ if (iwyu_standalone_build)
   include(AddLLVM)
   include(HandleLLVMOptions)
 
+  set(iwyu_llvm_dir ${LLVM_DIR})
   set(iwyu_include_dirs
     ${LLVM_INCLUDE_DIRS}
     ${CLANG_INCLUDE_DIRS}
   )
 else()
+  set(iwyu_llvm_dir ${CMAKE_SOURCE_DIR})
   set(iwyu_include_dirs
     ${LLVM_SOURCE_DIR}/include
     ${LLVM_EXTERNAL_CLANG_SOURCE_DIR}/include
@@ -36,7 +38,8 @@ else()
   )
 endif()
 
-message(STATUS "IWYU: configuring for LLVM ${LLVM_VERSION}...")
+message(STATUS
+  "IWYU: configuring for LLVM ${LLVM_VERSION} from ${iwyu_llvm_dir}")
 
 # The good default is given by the llvm toolchain installation itself, but still
 # in case both static and shared libraries are available, allow to override that