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Force more specialization on promote_to_const #170

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Oct 14, 2024
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4 changes: 2 additions & 2 deletions src/ParallelKernel/EnzymeExt/autodiff_gpu.jl
Original file line number Diff line number Diff line change
Expand Up @@ -11,8 +11,8 @@ import Enzyme
# ParallelStencil injects a configuration parameter at the end, for Enzyme we need to wrap that parameter as a Annotation
# for all purposes this ought to be Const. This is not ideal since we might accidentially wrap other parameters the user
# provided as well. This is needed to support @parallel autodiff_deferred(...)
function promote_to_const(args...)
ntuple(length(args)) do i
function promote_to_const(args::Vararg{Any,N}) where N
ntuple(Val(N)) do i
@inline
if !(args[i] isa Enzyme.Annotation ||
(args[i] isa UnionAll && args[i] <: Enzyme.Annotation) || # Const
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