fix empty list case

jlapeyre · Dec 12, 2014 · 0c61775 · 0c61775
1 parent 7911579
commit 0c61775
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/PermPlain.jl b/src/PermPlain.jl
@@ -517,6 +517,7 @@ end
 function listtosparse{T<:Real}(p::AbstractVector{T})
  data = Dict{T,T}()
  maxk = zero(T)
+ length(p) == 0 && return (data,maxk)
  for i in p
  pv = p[i]
  if pv != i