set policy to allow BUILD_TESTING to be used as a variable (#606)

awslabs · Mar 4, 2020 · 0503d84 · 0503d84
1 parent d023c9c
commit 0503d84
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -21,6 +21,10 @@ if (POLICY CMP0069)
     cmake_policy(SET CMP0069 NEW) # Enable LTO/IPO if available in the compiler, see AwsCFlags
 endif()
 
+if (POLICY CMP0077)
+    cmake_policy(SET CMP0077 OLD) # Enable options to get their values from normal variables
+endif()
+
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 include(AwsCFlags)
 include(AwsCheckHeaders)