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Revert "enable compiled autograd on CPU windows (#158432)"

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This reverts commit a369350065493109d1abfbb994695777ab11bcf4.

Reverted https://github.com/pytorch/pytorch/pull/158432 on behalf of https://github.com/atalman due to Broke audio cuda windows builds see: https://github.com/pytorch/audio/issues/3992 ([comment](https://github.com/pytorch/pytorch/pull/158432#issuecomment-3119912177))
This commit is contained in:
PyTorch MergeBot
2025-07-25 18:29:16 +00:00
parent 8a0508335f
commit 3fb78501f0
1 changed files with 4 additions and 5 deletions
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9
torch/csrc/dynamo/compiled_autograd.h
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@ -1106,16 +1106,14 @@ struct IValuePacker {
// That's what the TypePtr is for: it contains the information to do the
// parsing. See torch::jit::toIValue for more information.
static at::TypePtr packed_type() {
#if defined(_WIN32)
#if defined(USE_CUDA) || defined(USE_ROCM)
#ifdef _WIN32
// NB: the if-constexpr usage triggers compilation errors on Windows
// with certain compiler settings
// (see https://github.com/pytorch/pytorch/pull/144707 for examples).
// It's not clear what the problem is, so we're going to ignore it for now.
TORCH_CHECK_NOT_IMPLEMENTED(
false, "torch.compile not supported on Windows GPU");
#endif
#endif
false, "torch.compile not supported on Windows");
#else
if constexpr (::std::is_same_v<T, at::Tensor>) {
return at::TensorType::get();
} else if constexpr (::std::is_same_v<T, int64_t>) {
@ -1155,6 +1153,7 @@ struct IValuePacker {
false, "IValuePacker not implemented for type");
return at::NoneType::get();
}
#endif
}
};