From 4bf052a780c0b7b563be25844085fd269f72ca45 Mon Sep 17 00:00:00 2001
From: Niels Lohmann <mail@nlohmann.me>
Date: Fri, 24 Dec 2021 14:19:17 +0100
Subject: [PATCH] :green_heart: fix script

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

diff --git a/cmake/ci.cmake b/cmake/ci.cmake
index 98a91defb..53f7acf06 100644
--- a/cmake/ci.cmake
+++ b/cmake/ci.cmake
@@ -817,6 +817,8 @@ foreach(COMPILER g++-4.8 g++-4.9 g++-5 g++-6 g++-7 g++-8 g++-9 g++-10 clang++-3.
         # fix for https://github.com/nlohmann/json/pull/3101#issuecomment-998788786 / https://stackoverflow.com/a/64051725/266378
         if ("${COMPILER}" STREQUAL "clang++-9")
             set(ADDITIONAL_FLAGS "-DCMAKE_CXX_FLAGS=--gcc-toolchain=/root/gcc/9")
+        else()
+            unset(ADDITIONAL_FLAGS)
         endif()
 
         add_custom_target(ci_test_compiler_${COMPILER}