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-rw-r--r--lib/hipe/cerl/cerl_prettypr.erl18
-rw-r--r--lib/hipe/cerl/erl_types.erl14
2 files changed, 16 insertions, 16 deletions
diff --git a/lib/hipe/cerl/cerl_prettypr.erl b/lib/hipe/cerl/cerl_prettypr.erl
index 7e8b7f60bd..1a6e6999fe 100644
--- a/lib/hipe/cerl/cerl_prettypr.erl
+++ b/lib/hipe/cerl/cerl_prettypr.erl
@@ -64,8 +64,8 @@
seq_arg/1, seq_body/1, string_lit/1, try_arg/1,
try_body/1, try_vars/1, try_evars/1, try_handler/1,
tuple_es/1, type/1, values_es/1, var_name/1,
- c_map/1, map_arg/1, map_es/1, is_c_map_empty/1,
- c_map_pair/2, map_pair_key/1, map_pair_val/1, map_pair_op/1
+ map_arg/1, map_es/1, is_c_map_empty/1,
+ map_pair_key/1, map_pair_val/1, map_pair_op/1
]).
-define(PAPER, 76).
@@ -499,12 +499,8 @@ lay_literal(Node, Ctxt) ->
lay_cons(Node, Ctxt);
V when is_tuple(V) ->
lay_tuple(Node, Ctxt);
- M when is_map(M), map_size(M) =:= 0 ->
- text("~{}~");
M when is_map(M) ->
- lay_map(c_map([c_map_pair(abstract(K),abstract(V))
- || {K,V} <- maps:to_list(M)]),
- Ctxt)
+ lay_map(Node, Ctxt)
end.
lay_var(Node, Ctxt) ->
@@ -627,12 +623,10 @@ lay_map_pair(Node, Ctxt) ->
K = map_pair_key(Node),
V = map_pair_val(Node),
OpTxt = case concrete(map_pair_op(Node)) of
- assoc -> "::<";
- exact -> "~<"
+ assoc -> "=>";
+ exact -> ":="
end,
- beside(floating(text(OpTxt)),
- beside(lay(K,Ctxt),beside(floating(text(",")), beside(lay(V,Ctxt),
- floating(text(">")))))).
+ beside(lay(K,Ctxt),beside(floating(text(OpTxt)),lay(V,Ctxt))).
lay_let(Node, Ctxt) ->
V = lay_value_list(let_vars(Node), Ctxt),
diff --git a/lib/hipe/cerl/erl_types.erl b/lib/hipe/cerl/erl_types.erl
index cd2d2fe207..7a2abc226f 100644
--- a/lib/hipe/cerl/erl_types.erl
+++ b/lib/hipe/cerl/erl_types.erl
@@ -2711,7 +2711,6 @@ is_compat_args([A1|Args1], [A2|Args2]) ->
is_compat_args([], []) -> true;
is_compat_args(_, _) -> false.
-is_compat_arg(A, A) -> true;
is_compat_arg(A1, A2) ->
is_specialization(A1, A2) orelse is_specialization(A2, A1).
@@ -2722,6 +2721,7 @@ is_compat_arg(A1, A2) ->
%% any(). For example, {_,_} is a specialization of any(), but not of
%% tuple(). Does not handle variables, but any() and unions (sort of).
+is_specialization(T, T) -> true;
is_specialization(_, ?any) -> true;
is_specialization(?any, _) -> false;
is_specialization(?function(Domain1, Range1), ?function(Domain2, Range2)) ->
@@ -2747,8 +2747,8 @@ is_specialization(?tuple(Elements1, Arity, _),
specialization_list(Elements1, sup_tuple_elements(List));
is_specialization(?tuple_set(List1), ?tuple_set(List2)) ->
try
- specialization_list(lists:append([T || {_Arity, T} <- List1]),
- lists:append([T || {_Arity, T} <- List2]))
+ specialization_list_list([sup_tuple_elements(T) || {_Arity, T} <- List1],
+ [sup_tuple_elements(T) || {_Arity, T} <- List2])
catch _:_ -> false
end;
is_specialization(?union(List1)=T1, ?union(List2)=T2) ->
@@ -2772,13 +2772,19 @@ is_specialization(T1, ?opaque(_) = T2) ->
is_specialization(T1, t_opaque_structure(T2));
is_specialization(?var(_), _) -> exit(error);
is_specialization(_, ?var(_)) -> exit(error);
-is_specialization(T, T) -> true;
is_specialization(?none, _) -> false;
is_specialization(_, ?none) -> false;
is_specialization(?unit, _) -> false;
is_specialization(_, ?unit) -> false;
is_specialization(#c{}, #c{}) -> false.
+specialization_list_list(LL1, LL2) ->
+ length(LL1) =:= length(LL2) andalso specialization_list_list1(LL1, LL2).
+
+specialization_list_list1([], []) -> true;
+specialization_list_list1([L1|LL1], [L2|LL2]) ->
+ specialization_list(L1, L2) andalso specialization_list_list1(LL1, LL2).
+
specialization_list(L1, L2) ->
length(L1) =:= length(L2) andalso specialization_list1(L1, L2).