diff options
Diffstat (limited to 'lib/hipe/icode')
| -rw-r--r-- | lib/hipe/icode/hipe_icode_type.erl | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/lib/hipe/icode/hipe_icode_type.erl b/lib/hipe/icode/hipe_icode_type.erl index 815d1e57a8..aafaeb5a0a 100644 --- a/lib/hipe/icode/hipe_icode_type.erl +++ b/lib/hipe/icode/hipe_icode_type.erl @@ -1410,9 +1410,10 @@ transform_element2(I) -> NewIndex = case test_type(integer, IndexType) of true -> - case t_number_vals(IndexType) of - unknown -> unknown; - [_|_] = Vals -> {number, Vals} + case {number_min(IndexType), number_max(IndexType)} of + {Lb0, Ub0} when is_integer(Lb0), is_integer(Ub0) -> + {number, Lb0, Ub0}; + {_, _} -> unknown end; _ -> unknown end, @@ -1427,19 +1428,19 @@ transform_element2(I) -> _ -> unknown end, case {NewIndex, MinSize} of - {{number, [_|_] = Ns}, {tuple, A}} when is_integer(A) -> - case lists:all(fun(X) -> 0 < X andalso X =< A end, Ns) of + {{number, Lb, Ub}, {tuple, A}} when is_integer(A) -> + case 0 < Lb andalso Ub =< A of true -> - case Ns of - [Idx] -> + case {Lb, Ub} of + {Idx, Idx} -> [_, Tuple] = hipe_icode:args(I), update_call_or_enter(I, #unsafe_element{index = Idx}, [Tuple]); - [_|_] -> + {_, _} -> NewFun = {element, [MinSize, valid]}, update_call_or_enter(I, NewFun) end; false -> - case lists:all(fun(X) -> hipe_tagscheme:is_fixnum(X) end, Ns) of + case lists:all(fun(X) -> hipe_tagscheme:is_fixnum(X) end, [Lb, Ub]) of true -> NewFun = {element, [MinSize, fixnums]}, update_call_or_enter(I, NewFun); @@ -1454,7 +1455,7 @@ transform_element2(I) -> NewFun = {element, [MinSize, fixnums]}, update_call_or_enter(I, NewFun); false -> - NewFun = {element, [MinSize, NewIndex]}, + NewFun = {element, [MinSize, NewIndex]}, update_call_or_enter(I, NewFun) end end. |