From af3f1ca81448528065a2852972799b29320bd220 Mon Sep 17 00:00:00 2001
From: Craig Hutchinson <54269136+CraigHutchinson@users.noreply.github.com>
Date: Mon, 27 Feb 2023 11:48:00 +0000
Subject: [PATCH] Prevent `check` variable leaking into caller scope (#457)

---
 cmake/get_cpm.cmake | 1 +
 1 file changed, 1 insertion(+)

diff --git a/cmake/get_cpm.cmake b/cmake/get_cpm.cmake
index 3722582..ed160de 100644
--- a/cmake/get_cpm.cmake
+++ b/cmake/get_cpm.cmake
@@ -27,6 +27,7 @@ else()
   if("${check}" STREQUAL "")
     download_cpm()
   endif()
+  unset(check)
 endif()
 
 include(${CPM_DOWNLOAD_LOCATION})