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* Initialize empty tensors with shape=[0] instead of shape=[].
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix runtime crash in LayerNorm

Still seeing correctness issues.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Make sure norm workspace sizes are not zero
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Remove assumption in swizzle kernel that data is available.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Remove assumption in multi-swizzle kernel that data is available.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* Remove unnecessary explicit call to default constructor
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Avoid accessing tensor data pointer if tensor has no entries
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* Apply suggestions from code review
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* Update transformer_engine/common/swizzle/swizzle.cu
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci



* Review suggestions from @ptrendx and @greptile-apps
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

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* Prefer using row-wise/col-wise shape based on which has data
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Fix merge conflict, expand docs, fix inconsistency in dim function
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Change Tensor::has_data to check whether tensor is initialized, not whether pointer is valid.
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci



* Review suggestion from @greptile-apps
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>

* Debug incorrect tensor initialization in tests
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Clarify comments that has_data does not guarantee safe pointer accesses
Signed-off-by: Tim Moon <tmoon@nvidia.com>

* Debug test failure when computing amaxes
Signed-off-by: Tim Moon <tmoon@nvidia.com>

---------
Signed-off-by: Tim Moon <tmoon@nvidia.com>
Signed-off-by: Tim Moon <4406448+timmoon10@users.noreply.github.com>
Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: greptile-apps[bot] <165735046+greptile-apps[bot]@users.noreply.github.com>