From 501104a44bea4b42754dd3c300cd851b4b68cca9 Mon Sep 17 00:00:00 2001
From: Antony Peacock <ant.peacock@gmail.com>
Date: Sun, 28 Mar 2021 12:12:49 +0100
Subject: [PATCH] Ensure no left over state is left in the required flags
 variable

---
 cmake/Findcodecov.cmake | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cmake/Findcodecov.cmake b/cmake/Findcodecov.cmake
index c20cf08..2883da6 100644
--- a/cmake/Findcodecov.cmake
+++ b/cmake/Findcodecov.cmake
@@ -112,6 +112,8 @@ foreach (LANG ${ENABLED_LANGUAGES})
 				endif ()
 			endif()
 
+			unset(CMAKE_REQUIRED_FLAGS)
+
 			if (COVERAGE_FLAG_DETECTED)
 				set(COVERAGE_${COMPILER}_FLAGS "${FLAG}"
 					CACHE STRING "${COMPILER} flags for code coverage.")