diff --git a/torch/csrc/inductor/aoti_torch/c/shim.h b/torch/csrc/inductor/aoti_torch/c/shim.h
index 53219556dac..b8564caeb3d 100644
--- a/torch/csrc/inductor/aoti_torch/c/shim.h
+++ b/torch/csrc/inductor/aoti_torch/c/shim.h
@@ -190,6 +190,12 @@ aoti_torch_new_uninitialized_tensor(AtenTensorHandle* ret);
 AOTI_TORCH_EXPORT AOTITorchError
 aoti_torch_tensor_copy_(AtenTensorHandle src, AtenTensorHandle dst);
 
+// Make the tensor referred to by dst an alias for the tensor referred
+// to by src. The two tensors must still be deleted with
+// aoti_torch_delete_tensor separately (or not) as before the call.
+AOTI_TORCH_EXPORT AOTITorchError
+aoti_torch_assign_tensors(AtenTensorHandle src, AtenTensorHandle dst);
+
 AOTI_TORCH_EXPORT AOTITorchError aoti_torch_addmm_out(
     AtenTensorHandle out,
     AtenTensorHandle self,
diff --git a/torch/csrc/inductor/aoti_torch/shim_common.cpp b/torch/csrc/inductor/aoti_torch/shim_common.cpp
index 96dd85666f6..1b1a9639183 100644
--- a/torch/csrc/inductor/aoti_torch/shim_common.cpp
+++ b/torch/csrc/inductor/aoti_torch/shim_common.cpp
@@ -297,6 +297,16 @@ AOTITorchError aoti_torch_tensor_copy_(
   });
 }
 
+AOTITorchError aoti_torch_assign_tensors(
+    AtenTensorHandle src,
+    AtenTensorHandle dst) {
+  AOTI_TORCH_CONVERT_EXCEPTION_TO_ERROR_CODE({
+    at::Tensor* src_tensor = tensor_handle_to_tensor_pointer(src);
+    at::Tensor* dst_tensor = tensor_handle_to_tensor_pointer(dst);
+    *dst_tensor = *src_tensor;
+  });
+}
+
 // TODO: implement a more efficient version instead of calling into aten
 AOTITorchError aoti_torch_addmm_out(
     AtenTensorHandle out,