From 97f8f1e4c20e99795c5b65a8fc0e40d249355ed5 Mon Sep 17 00:00:00 2001
From: jcm <6864788+jcm93@users.noreply.github.com>
Date: Thu, 26 Dec 2024 12:57:49 -0600
Subject: [PATCH] build: Exorcise demons from the clang-cl build

Co-authored-by: John Tur <john-tur@outlook.com>
---
 cmake/windows/compilerconfig.cmake | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/cmake/windows/compilerconfig.cmake b/cmake/windows/compilerconfig.cmake
index e5283ba26..0ffe6cc8a 100644
--- a/cmake/windows/compilerconfig.cmake
+++ b/cmake/windows/compilerconfig.cmake
@@ -90,8 +90,10 @@ if(CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
     # generate PDBs rather than embed debug symbols
     set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT ProgramDatabase)
     add_compile_options("$<$<COMPILE_LANGUAGE:CXX>:${_ares_msvc_cxx_options}>")
+    # kill
+    add_compile_options($<$<AND:$<BOOL:${ENABLE_IPO}>,$<NOT:$<CONFIG:Debug>>>:-flto=thin>)
     add_link_options(
-      $<$<NOT:$<CONFIG:Debug>>:/LTCG>
+      $<$<AND:$<BOOL:${ENABLE_IPO}>,$<NOT:$<CONFIG:Debug>>>:-flto=thin>
       $<$<NOT:$<CONFIG:Debug>>:/INCREMENTAL:NO>
       /Debug
       $<$<NOT:$<CONFIG:Debug>>:/OPT:REF>