From aaaad658b0c0aa732b428d41d0791202427ad01b Mon Sep 17 00:00:00 2001
From: Deukhoofd <Deukhoofd@gmail.com>
Date: Sat, 12 Sep 2020 17:04:43 +0200
Subject: [PATCH] Use ThinLTO for shared library building.

Signed-off-by: Deukhoofd <Deukhoofd@gmail.com>
---
 CMakeLists.txt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index de675be..15ecaca 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,6 +31,10 @@ find_package(Threads REQUIRED)
 set(LIBTYPE STATIC)
 if (SHARED)
     set(LIBTYPE SHARED)
+    if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
+        add_compile_options(-flto=thin)
+        add_link_options(-flto=thin)
+    endif ()
 endif (SHARED)
 
 if (LEVEL_SIZE STREQUAL "8")