Not use MemoryOptPass() for FPGA track

src/framework/executor.cpp

@@ -62,7 +62,9 @@ Executor<Device, T>::Executor(const Program<Device> &program,
       use_optimize_ ? program_.optimizeProgram : program_.originProgram;
   PADDLE_MOBILE_ENFORCE(program_desc_ != nullptr,
                         "program_desc_ should not be nullptr");
+#ifndef PADDLE_MOBILE_FPGA
   pass::MemoryOptPass()(program_desc_.get(), program_.scope.get());
+#endif
   // resize feed and fetch list
   // should init feed and fetch variables before infer shape
   InitFeedFetchList();