failing test for static params

tests/run/tstaticparams.nim

@@ -10,6 +10,10 @@ type
   TBar[T; I: expr[int]] = object
     data: array[I, T]
 
+  TA1[T; I: expr[int]] = array[I, T]
+  TA2[T; I: expr[int]] = array[0..I, T]
+  TA3[T; I: expr[int]] = array[I-1, T]
+
 proc takeFoo(x: TFoo) =
   echo "abracadabra"
   echo TFoo.Val
@@ -20,3 +24,8 @@ takeFoo(x)
 var y: TBar[float, 4]
 echo high(y.data)
 
+var
+  t1: TA1
+  t2: TA2
+  t3: TA3
+