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A JIT compiler for hybrid quantum programs in PennyLane

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Due to an implementation detail, namely [the way the device kwargs are parsed in the runtime ](https://github.com/PennyLaneAI/catalyst/blob/87c7651f4eeff8284156238736d511216aa99385/runtime/lib/backend/common/Utils.hpp#L110), there is an implicit assumption that the values of the kwargs, when converted...

bug
runtime

The `replace_ir` and `compile_executable` functions are intended for debugging. Depending on how they are invoked they may modify the current working directory. These tests, when executed in parallel, may will...

frontend
chore

This is just a proposal, let me know if there are any objections :) With lightning devices migrated out of Catalyst, the only remaining code affected by the clang-tidy option...

runtime
housecleaning

**Context:** MLIR uses pipelines, Catalyst also uses pipelines. However, unlike MLIR pipelines, Catalyst's pipelines have names. This makes the syntax for denoting pipelines a little bit different. **Description of the...

**Current Behavior:** Running the command: ``` quantum-opt --version ``` Currently, return: ```bash LLVM (http://llvm.org/): LLVM version 19.0.0git Optimized build with assertions. ``` It only displays the LLVM version. **Expected Behavior:**...

good first issue

https://github.com/PennyLaneAI/catalyst/actions/runs/12605094878 (select `Attempt #1`)

bug
CI/Build

Two more circuit transformation passes, `disentangle-SWAP/CNOT`, were added in #1154 , but the frontend APIs (aka their parallel of `catalyst.passes.cancel_inverse/merge_rotations`) were not created (due to lack of time: it was...

enhancement
frontend

#### Issue description * *Expected behavior:* After executing a qnode which raises an exception, it is expected that executing a second qnode will have a fresh environment. * *Actual behavior:*...

bug

On my system (macOS 14 arm64), I can no longer build working wheels from a local repository. This is present on both `v0.10` and `v0.9`. Besides changes in the Catalyst...

bug

#### Issue description Why are some tests being skipped? Why are some tests expected to fail? Can we skip lit tests? If I mark something as skipped, how do I...

enhancement
CI