Improve diagnostic when a mutable global tensor is found

PiperOrigin-RevId: 312767251 Change-Id: I5392241d6b3a3c965b547d7fc44b7665b480d20b
2020-05-21 16:56:44 -07:00 · 2020-05-21 16:56:44 -07:00 · 50dc3262ea
commit 50dc3262ea
parent 09243a984d
1 changed files with 3 additions and 1 deletions
--- a/tensorflow/compiler/mlir/tensorflow/transforms/freeze_global_tensors.cc
+++ b/tensorflow/compiler/mlir/tensorflow/transforms/freeze_global_tensors.cc
@ -66,7 +66,9 @@ void FreezeGlobalTensorsPass::runOnOperation() {
      // previous optimize global tensors pass). If not, this pass has to fail
      // since it cannot perform one of its goals.
      if (global_tensor.is_mutable()) {
-        global_tensor.emitError() << "is not immutable";
+        global_tensor.emitError() << "is not immutable, try running "
+                                     "tf-saved-model-optimize-global-tensors "
+                                     "to prove tensors are immutable";
        return signalPassFailure();
      }