XRTArray(XRTArray(1)) doesn't work

[staticfloat]

Currently it throws the opaque error:

AssertionError: isexpr(cond_stmt, :invoke)

Stacktrace:
 [1] outline_if!(::Core.Compiler.IRCode, ::Core.Compiler.OptimizationState, ::Core.Compiler.DomTree, ::Int64, ::Int64) at /home/sabae/.julia/dev/XLA/src/outlining.jl:468
 [2] outline_control_flow!(::Core.Compiler.IRCode, ::Core.Compiler.OptimizationState) at /home/sabae/.julia/dev/XLA/src/outlining.jl:503
 [3] _compile_to_xla!(::Array{XLA.xla.HloComputationProto,1}, ::XLA.xla.HloComputationProto, ::Core.Compiler.IRCode, ::Core.Compiler.OptimizationState) at /home/sabae/.julia/dev/XLA/src/compiler.jl:57
 [4] #compile_to_xla#220(::Nothing, ::Function, ::Core.Compiler.IRCode, ::Core.Compiler.OptimizationState) at /home/sabae/.julia/dev/XLA/src/compiler.jl:342
 [5] (::getfield(XLA, Symbol("#kw##compile_to_xla")))(::NamedTuple{(:replica_device_coords,),Tuple{Nothing}}, ::typeof(XLA.compile_to_xla), ::Core.Compiler.IRCode, ::Core.Compiler.OptimizationState) at ./none:0
 [6] top-level scope at /home/sabae/.julia/dev/XLA/src/compiler_interface.jl:115
 [7] top-level scope at In[25]:8

This should just return XRTArray(1).