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Regression in typealias with Union{} #16922

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nalimilan opened this issue Jun 14, 2016 · 2 comments
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Regression in typealias with Union{} #16922

nalimilan opened this issue Jun 14, 2016 · 2 comments
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regression Regression in behavior compared to a previous version types and dispatch Types, subtyping and method dispatch

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@nalimilan
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This used to work on 0.4.5:

julia> typealias VecOrNullableVec{T} Union{AbstractVector{T}, AbstractVector{Nullable{T}}}
AbstractArray{T,1}

julia> VecOrNullableVec{Int}
AbstractArray{Int64,1}

julia> AbstractArray{Nullable{Int},1} <: VecOrNullableVec{Int}
false
@nalimilan nalimilan added the regression Regression in behavior compared to a previous version label Jun 14, 2016
@tkelman tkelman added the types and dispatch Types, subtyping and method dispatch label Jun 14, 2016
@JeffBezanson
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Caused by 0ffba40

@JeffBezanson JeffBezanson mentioned this issue Jan 2, 2017
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@JeffBezanson
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closed by #18457

@vtjnash vtjnash mentioned this issue Jan 16, 2017
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felixrehren added a commit to felixrehren/julia that referenced this issue Feb 17, 2017
@felixrehren
add more tests
60f2c9e 
JuliaLang#12814
JuliaLang#16922
JuliaLang#17943
JuliaLang#18892 JuliaLang#19159 JuliaLang#19413
JuliaLang#19041
JuliaLang#19985
@felixrehren felixrehren mentioned this issue Feb 17, 2017
Merged
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@JeffBezanson @nalimilan @tkelman