From 0dfc7b4e41b1245e47936d6c99bf8e3d80e42b9f Mon Sep 17 00:00:00 2001
From: Sy Brand <tartanllama@gmail.com>
Date: Mon, 11 Nov 2019 10:56:36 +0000
Subject: [PATCH] Use add_library for subdirectory usage instead of
 add_executable

---
 CMakeLists.txt | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ea398c2..a382ace 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,7 +41,7 @@ target_include_directories(optional
     $<INSTALL_INTERFACE:include>)
 
 if (NOT CMAKE_SOURCE_DIR STREQUAL PROJECT_SOURCE_DIR)
-  add_executable(tl::optional ALIAS optional)
+  add_library(tl::optional ALIAS optional)
 endif()
 
 configure_package_config_file(