Error handling seems incorrect, testing a fix

Author: BujSet

tools/cmake/Codegen.cmake

@@ -23,8 +23,10 @@ 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 AND NOT GEN_OPS_FROM_MODEL)
-     message(FATAL_ERROR "  DTYPE_SELECTIVE_BUILD is only support with model API, please pass in a model")
+  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()
   endif()
 
   set(_oplist_yaml