[cmake] revert changes

changes were unnecessary

CMakeLists.txt

@@ -416,7 +416,7 @@ add_subdirectory(tools)
 #endif()
 #add_subdirectory(examples)
 
-# if( FLANG_INCLUDE_TESTS )
+if( FLANG_INCLUDE_TESTS )
 #  if(EXISTS ${LLVM_MAIN_SRC_DIR}/utils/unittest/googletest/include/gtest/gtest.h)
 #    add_subdirectory(unittests)
 #    list(APPEND FLANG_TEST_DEPS FlangUnitTests)
@@ -426,7 +426,7 @@ add_subdirectory(tools)
 #  endif()
   add_subdirectory(test)
 
-  # if(FLANG_BUILT_STANDALONE)
+  if(FLANG_BUILT_STANDALONE)
     # Add a global check rule now that all subdirectories have been traversed
     # and we know the total set of lit testsuites.
     get_property(LLVM_LIT_TESTSUITES GLOBAL PROPERTY LLVM_LIT_TESTSUITES)
@@ -440,9 +440,9 @@ add_subdirectory(tools)
       DEPENDS ${LLVM_LIT_DEPENDS}
       ARGS ${LLVM_LIT_EXTRA_ARGS}
       )
-  # endif()
+  endif()
 #  add_subdirectory(utils/perf-training)
-# endif()
+endif()
 
 option(FLANG_INCLUDE_DOCS "Generate build targets for the Flang docs."
   ${LLVM_INCLUDE_DOCS})