JuliaDiff / JuliaDiff/ReverseDiff.jl
fma not defined for ReverseDiff.TrackedReal
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- Dominant language
- Julia
- Stars
- 393
- Forks
- 60
- Avg merge
- 18h 24m
- Merged PRs (30d)
- 8
Description
MWE:
using ReverseDiff
f(x) = fma(x...)
ReverseDiff.gradient(f, zeros(3))
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start with the supplied MWE and trace how ReverseDiff.gradient handles fma for ReverseDiff.TrackedReal. Confirm the issue is fixed when the example runs successfully without the undefined-method error, and add regression coverage for this case.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- julia
- Domain
- backend
- Issue type
- Bug
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 45/100