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Simplify NaNMath.pow substitution #689

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Simplify NaNMath.pow substitution #689

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12 changes: 1 addition & 11 deletions src/code.jl
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Original file line number Diff line number Diff line change
Expand Up @@ -139,18 +139,8 @@ function function_to_expr(op::Union{typeof(*),typeof(+)}, O, st)
end

function function_to_expr(op::typeof(^), O, st)
args = arguments(O)
if length(args) == 2 && args[2] isa Real && args[2] < 0
ex = args[1]
if args[2] == -1
return toexpr(Term(inv, Any[ex]), st)
else
args = Any[Term(inv, Any[ex]), -args[2]]
op = get(st.rewrites, :nanmath, false) ? op : NaNMath.pow
return toexpr(Term(op, args), st)
end
end
get(st.rewrites, :nanmath, false) === true || return nothing
args = arguments(O)
return toexpr(Term(NaNMath.pow, args), st)
end

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