[Relay] Improve build error when no lowered funcs are produced (apach…

…e#4132) * Improve build error when no lowered funcs * Switch from fatal to warning
neo-ai · Oct 18, 2019 · 2bfd887 · 2bfd887
1 parent c382ea8
commit 2bfd887
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/src/relay/backend/build_module.cc b/src/relay/backend/build_module.cc
@@ -460,7 +460,9 @@ class RelayBuildModule : public runtime::ModuleNode {
     ret_.params = graph_codegen_->GetParams();
 
     auto lowered_funcs = graph_codegen_->GetLoweredFunc();
-    if (lowered_funcs.size() != 0) {
+    if (lowered_funcs.size() == 0) {
+      LOG(WARNING) << "no lowered funcs exist in the compiled module";
+    } else {
       ret_.mod = tvm::build(
         lowered_funcs,
         target_host_,