update choose_order tests

Author: chriselrod

test/special.jl

@@ -40,7 +40,7 @@
                s += exp(a[i])
              end)
   lsvexps = LoopVectorization.loopset(vexpsq);
-  @test LoopVectorization.choose_order(lsvexps) == (Symbol[:i], :i, Symbol("##undefined##"), :i, 2, -1)
+  @test LoopVectorization.choose_order(lsvexps) == (Symbol[:i], :i, Symbol("##undefined##"), :i, 4, -1)
 
   function myvexp(a)
     s = zero(eltype(a))
@@ -96,7 +96,7 @@
             ld += log(L[i,i])
           end)
   lsld = LoopVectorization.loopset(ldq);
-  @test LoopVectorization.choose_order(lsld) == (Symbol[:i], :i, Symbol("##undefined##"), :i, 2, -1)
+  @test LoopVectorization.choose_order(lsld) == (Symbol[:i], :i, Symbol("##undefined##"), :i, 4, -1)
 
   function calc_sins!(res::AbstractArray{T}) where {T}
     code_phase_delta = T(0.01)