IOContext :typeinfo setting breaks display of SubArrays

[timholy]

julia> a = rand(5, 5)
5×5 Array{Float64,2}:
 0.396073  0.849368   0.0234378  0.511216  0.936831
 0.413839  0.0628414  0.514461   0.783154  0.683139
 0.690429  0.0933576  0.903275   0.14063   0.723661
 0.331507  0.117632   0.598188   0.18758   0.868101
 0.968423  0.807337   0.562276   0.587633  0.308789

julia> av = view(a, [1, 3, 4], :)
3×5 view(::Array{Float64,2}, Error showing value of type SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}:
ERROR: AssertionError: Array{Int64,1} is not a subtype of Float64
Stacktrace:
 [1] typeinfo_prefix(::IOContext{Base.Terminals.TTYTerminal}, ::Array{Int64,1}) at ./arrayshow.jl:475
 [2] show_vector(::IOContext{Base.Terminals.TTYTerminal}, ::Array{Int64,1}, ::Char, ::Char) at ./arrayshow.jl:428
 [3] print(::IOContext{Base.Terminals.TTYTerminal}, ::Array{Int64,1}) at ./strings/io.jl:30
 [4] print(::IOContext{Base.Terminals.TTYTerminal}, ::String, ::Array{Int64,1}, ::Vararg{Array{Int64,1},N} where N) at ./strings/io.jl:41
 [5] showindices at ./show.jl:1731 [inlined]
 [6] showarg(::IOContext{Base.Terminals.TTYTerminal}, ::SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}, ::Bool) at /home/tim/src/julia-1.0/base/show.jl:1725
 [7] summary(::IOContext{Base.Terminals.TTYTerminal}, ::SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}, ::Tuple{Base.OneTo{Int64},Base.OneTo{Int64}}) at ./show.jl:1660
 [8] _display(::IOContext{Base.Terminals.TTYTerminal}, ::SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}) at ./arrayshow.jl:330
 [9] show(::IOContext{Base.Terminals.TTYTerminal}, ::MIME{Symbol("text/plain")}, ::SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}) at ./replutil.jl:139
 [10] display(::Base.REPL.REPLDisplay{Base.REPL.LineEditREPL}, ::MIME{Symbol("text/plain")}, ::SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}) at ./repl/REPL.jl:126
 [11] display(::Base.REPL.REPLDisplay{Base.REPL.LineEditREPL}, ::SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}) at ./repl/REPL.jl:129
 [12] display(::SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}) at ./multimedia.jl:291
 [13] (::getfield(Base, Symbol("#inner#4")){NamedTuple{(),Tuple{}},typeof(display),Tuple{SubArray{Float64,2,Array{Float64,2},Tuple{Array{Int64,1},Base.Slice{Base.OneTo{Int64}}},false}}})() at ./essentials.jl:665
 [14] print_response(::Base.Terminals.TTYTerminal, ::Any, ::Void, ::Bool, ::Bool, ::Void) at ./repl/REPL.jl:147
 [15] print_response(::Base.REPL.LineEditREPL, ::Any, ::Void, ::Bool, ::Bool) at ./repl/REPL.jl:133
 [16] (::getfield(Base.REPL, Symbol("#do_respond#17")){Bool,getfield(Base.REPL, Symbol("##27#37")){Base.REPL.LineEditREPL,Base.REPL.REPLHistoryProvider},Base.REPL.LineEditREPL,Base.LineEdit.Prompt})(::Base.LineEdit.MIState, ::Base.GenericIOBuffer{Array{UInt8,1}}, ::Bool) at ./repl/REPL.jl:704
 [17] top-level scope

[timholy]

xref #24651