include(CTest) before BUILD_TESTING

CMakeLists.txt

@@ -146,13 +146,13 @@ else()
       "Proceeding with all symbols global in static library")
 endif()
 
+include(CTest)
+
 # disable tests if this is being used through e.g. FetchContent
 if(CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR AND BUILD_TESTING)
 
   set(TEST_FLAGS -Wall -Wextra -Wunreachable-code -Wpedantic -UNDEBUG)
 
-  include(CTest)
-
   # corpus tests, which are tests curated by libfuzzer. The goal is to get broad
   # coverage with a small number of tests.