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Potentially unsafe exit in QCOR #176

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1tnguyen opened this issue Jul 2, 2021 · 0 comments
Open

Potentially unsafe exit in QCOR #176

1tnguyen opened this issue Jul 2, 2021 · 0 comments

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@1tnguyen
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1tnguyen commented Jul 2, 2021

In QCOR, xacc::Finalize() is implicitly called using atexit registration.

This could be unsafe (a bit too late) for XACC plugins that need to do tear-down (ExaTN).

e.g. ExaTN's ~NumServer will do createTensorOp(TensorOpCode::DESTROY) (resulting in memory allocation -> seg fault)
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