Testing new syntax for testing cmake flag ON-OFF

Author: BujSet

tools/cmake/Codegen.cmake

@@ -23,10 +23,8 @@ function(gen_selected_ops)
   message(STATUS "  OPS_FROM_MODEL: ${GEN_OPS_FROM_MODEL}")
   message(STATUS "  DTYPE_SELECTIVE_BUILD: ${GEN_DTYPE_SELECTIVE_BUILD}")
 
-  if(GEN_DTYPE_SELECTIVE_BUILD)
-     if (NOT GEN_OPS_FROM_MODEL)
-       message(FATAL_ERROR "  DTYPE_SELECTIVE_BUILD is only support with model API, please pass in a model")
-     endif()
+  if(${GEN_DTYPE_SELECTIVE_BUILD} AND NOT ${GEN_OPS_FROM_MODEL})
+    message(FATAL_ERROR "  DTYPE_SELECTIVE_BUILD is only support with model API, please pass in a model")
   endif()
 
   set(_oplist_yaml