From: Andreas Schneider <asn@samba.org>
Date: Thu, 17 Oct 2019 13:25:05 +0000 (+0200)
Subject: cmake: Use unset() instead of setting an empty string
X-Git-Tag: resolv_wrapper-1.1.6~31
X-Git-Url: http://git.samba.org/?p=resolv_wrapper.git;a=commitdiff_plain;h=14834192550c95815b1a4c403038e7aa89599a45

cmake: Use unset() instead of setting an empty string

Signed-off-by: Andreas Schneider <asn@samba.org>
Reviewed-by: Ralph Boehme <slow@samba.org>
---

diff --git a/ConfigureChecks.cmake b/ConfigureChecks.cmake
index 687da7f..f3e64d4 100644
--- a/ConfigureChecks.cmake
+++ b/ConfigureChecks.cmake
@@ -42,7 +42,7 @@ if(CMAKE_COMPILER_IS_GNUCC AND NOT MINGW AND NOT OS2)
 "void __attribute__((visibility(\"default\"))) test() {}
 int main(void){ return 0; }
 " WITH_VISIBILITY_HIDDEN)
-        set(CMAKE_REQUIRED_FLAGS "")
+        unset(CMAKE_REQUIRED_FLAGS)
     endif (NOT GNUCC_VERSION EQUAL 34)
 endif(CMAKE_COMPILER_IS_GNUCC AND NOT MINGW AND NOT OS2)