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Pull Request Description
This PR adds comprehensive support for dataflow errors throughout the interpreter. This means that they can flow through far more places in the graph, providing a far better UX. In addition, it adds support for
PanicSentinel
, a marker used by the runtime instrumentation to trace the effects of panics.Closes #1409.
Important Notes
There is no performance impact from these changes in compiled code.
Checklist
Please include the following checklist in your PR: