12 files changed, 38 insertions, 0 deletions
diff --git a/lib/compiler/src/beam_a.erl b/lib/compiler/src/beam_a.erl
index 91e6d80da3..cdb32d5d55 100644
--- a/lib/compiler/src/beam_a.erl
+++ b/lib/compiler/src/beam_a.erl
@@ -25,6 +25,9 @@
 
 -export([module/2]).
 
+-spec module(beam_asm:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc}, _Opt) ->
     Fs = [function(F) || F <- Fs0],
     {ok,{Mod,Exp,Attr,Fs,Lc}}.
diff --git a/lib/compiler/src/beam_block.erl b/lib/compiler/src/beam_block.erl
index 6a35191f6e..6543e05e20 100644
--- a/lib/compiler/src/beam_block.erl
+++ b/lib/compiler/src/beam_block.erl
@@ -25,6 +25,9 @@
 -export([module/2]).
 -import(lists, [reverse/1,reverse/2,foldl/3,member/2]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc}, _Opt) ->
     Fs = [function(F) || F <- Fs0],
     {ok,{Mod,Exp,Attr,Fs,Lc}}.
diff --git a/lib/compiler/src/beam_bs.erl b/lib/compiler/src/beam_bs.erl
index 2aed98d4e7..beb055b23d 100644
--- a/lib/compiler/src/beam_bs.erl
+++ b/lib/compiler/src/beam_bs.erl
@@ -25,6 +25,9 @@
 -export([module/2]).
 -import(lists, [mapfoldl/3,reverse/1]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc0}, _Opt) ->
     {Fs,Lc} = mapfoldl(fun function/2, Lc0, Fs0),
     {ok,{Mod,Exp,Attr,Fs,Lc}}.
diff --git a/lib/compiler/src/beam_dead.erl b/lib/compiler/src/beam_dead.erl
index 9087586b58..d379fdc4eb 100644
--- a/lib/compiler/src/beam_dead.erl
+++ b/lib/compiler/src/beam_dead.erl
@@ -29,6 +29,10 @@
 
 -import(lists, [mapfoldl/3,reverse/1]).
 
+
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,_}, _Opts) ->
     {Fs1,Lc1} = beam_clean:clean_labels(Fs0),
     {Fs,Lc} = mapfoldl(fun function/2, Lc1, Fs1),
diff --git a/lib/compiler/src/beam_flatten.erl b/lib/compiler/src/beam_flatten.erl
index c9ff07b496..a4d45a4ca6 100644
--- a/lib/compiler/src/beam_flatten.erl
+++ b/lib/compiler/src/beam_flatten.erl
@@ -25,6 +25,9 @@
 
 -import(lists, [reverse/1,reverse/2]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs,Lc}, _Opt) ->
     {ok,{Mod,Exp,Attr,[function(F) || F <- Fs],Lc}}.
 
diff --git a/lib/compiler/src/beam_peep.erl b/lib/compiler/src/beam_peep.erl
index c8bef31824..6df5c02334 100644
--- a/lib/compiler/src/beam_peep.erl
+++ b/lib/compiler/src/beam_peep.erl
@@ -24,6 +24,9 @@
 
 -import(lists, [reverse/1,member/2]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,_}, _Opts) ->
     %% First coalesce adjacent labels.
     {Fs1,Lc} = beam_clean:clean_labels(Fs0),
diff --git a/lib/compiler/src/beam_receive.erl b/lib/compiler/src/beam_receive.erl
index 89cafe27ce..1403e1e05e 100644
--- a/lib/compiler/src/beam_receive.erl
+++ b/lib/compiler/src/beam_receive.erl
@@ -65,6 +65,9 @@
 %%% as the SomeUniqInteger.
 %%%
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc}, _Opts) ->
     Fs = [function(F) || F <- Fs0],
     Code = {Mod,Exp,Attr,Fs,Lc},
diff --git a/lib/compiler/src/beam_reorder.erl b/lib/compiler/src/beam_reorder.erl
index 6a7c033ec6..910b7f6b0a 100644
--- a/lib/compiler/src/beam_reorder.erl
+++ b/lib/compiler/src/beam_reorder.erl
@@ -23,6 +23,9 @@
 -export([module/2]).
 -import(lists, [member/2,reverse/1]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc}, _Opt) ->
     Fs = [function(F) || F <- Fs0],
     {ok,{Mod,Exp,Attr,Fs,Lc}}.
diff --git a/lib/compiler/src/beam_split.erl b/lib/compiler/src/beam_split.erl
index feeab0af50..d041f18806 100644
--- a/lib/compiler/src/beam_split.erl
+++ b/lib/compiler/src/beam_split.erl
@@ -23,6 +23,9 @@
 
 -import(lists, [reverse/1]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc}, _Opts) ->
     Fs = [split_blocks(F) || F <- Fs0],
     {ok,{Mod,Exp,Attr,Fs,Lc}}.
diff --git a/lib/compiler/src/beam_type.erl b/lib/compiler/src/beam_type.erl
index 9866dcd070..050c599d6b 100644
--- a/lib/compiler/src/beam_type.erl
+++ b/lib/compiler/src/beam_type.erl
@@ -26,6 +26,9 @@
 -import(lists, [filter/2,foldl/3,keyfind/3,member/2,
 		reverse/1,reverse/2,sort/1]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc}, _Opts) ->
     Fs = [function(F) || F <- Fs0],
     {ok,{Mod,Exp,Attr,Fs,Lc}}.
diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl
index 5659077c5d..bf33ae0aeb 100644
--- a/lib/compiler/src/beam_validator.erl
+++ b/lib/compiler/src/beam_validator.erl
@@ -32,6 +32,10 @@
 -import(lists, [reverse/1,foldl/3,foreach/2,dropwhile/2]).
 
 %% To be called by the compiler.
+
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_utils:module_code()}.
+
 module({Mod,Exp,Attr,Fs,Lc}=Code, _Opts)
   when is_atom(Mod), is_list(Exp), is_list(Attr), is_integer(Lc) ->
     case validate(Mod, Fs) of
diff --git a/lib/compiler/src/beam_z.erl b/lib/compiler/src/beam_z.erl
index 6c7f8543c2..787e33c142 100644
--- a/lib/compiler/src/beam_z.erl
+++ b/lib/compiler/src/beam_z.erl
@@ -26,6 +26,9 @@
 
 -import(lists, [dropwhile/2]).
 
+-spec module(beam_utils:module_code(), [compile:option()]) ->
+                    {'ok',beam_asm:module_code()}.
+
 module({Mod,Exp,Attr,Fs0,Lc}, _Opt) ->
     Fs = [function(F) || F <- Fs0],
     {ok,{Mod,Exp,Attr,Fs,Lc}}.