apeforest commented on a change in pull request #12290: [MXNET-798][WIP] Fix
the dtype cast from non float32 in Gradient computation
URL: https://github.com/apache/incubator-mxnet/pull/12290#discussion_r212695363
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File path: src/executor/infer_graph_attr_pass.cc
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@@ -254,7 +254,8 @@ nnvm::Graph InferAttr(nnvm::Graph &&ret,
dispatch_mode = &dispatch_modes[nid];
if (dispatch_modes[nid] == DispatchMode::kUndefined) forward_known =
false;
}
- auto finfer = finfer_shape.get(inode.source->op(), fdefault);
+ auto finfer = (inode.source->op() == Op::Get("_zeros")) ? fdefault :
+ finfer_shape.get(inode.source->op(), fdefault);
Review comment:
You are right, this is breaking some unit test (however, due to unittest of
master branch is broken in MacOS, I wan't able to verify before checkin). I
have changed the PR to WIP.
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