File 2311-sys_pre_attributes-Correct-and-add-missing... of Package erlang

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File 2311-sys_pre_attributes-Correct-and-add-missing-types-and.patch of Package erlang (Revision da26e46788ba37fbba7ad067c8eca967)

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From 8f1b84b520142f61d7a262ca4b4971fad29a530a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B6rn=20Gustavsson?= <bjorn@erlang.org>
Date: Thu, 15 Dec 2016 09:17:34 +0100
Subject: [PATCH 11/21] sys_pre_attributes: Correct and add missing types and
 specs

---
 lib/compiler/src/sys_pre_attributes.erl | 22 ++++++++++++++++++----
 1 file changed, 18 insertions(+), 4 deletions(-)

diff --git a/lib/compiler/src/sys_pre_attributes.erl b/lib/compiler/src/sys_pre_attributes.erl
index 57937d48a..67adae5ac 100644
--- a/lib/compiler/src/sys_pre_attributes.erl
+++ b/lib/compiler/src/sys_pre_attributes.erl
@@ -25,10 +25,10 @@
 
 -define(OPTION_TAG, attributes).
 
--record(state, {forms,
-		pre_ops = [],
-		post_ops = [],
-		options}).
+-record(state, {forms :: [form()],
+		pre_ops = [] :: [op()],
+		post_ops = [] :: [op()],
+                options :: [option()]}).
 
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %% Inserts, deletes and replaces Erlang compiler attributes.
@@ -59,6 +59,20 @@
 %% due to that the pre_transform pass did not find the attribute plus
 %% all insert operations.
 
+-type attribute() :: atom().
+-type value() :: term().
+-type form() :: {function, integer(), atom(), arity(), _}
+              | {attribute, integer(), attribute(), _}.
+-type option() :: compile:option()
+                | {'attribute', 'insert', attribute(), value()}
+                | {'attribute', 'replace', attribute(), value()}
+                | {'attribute', 'delete', attribute()}.
+-type op() :: {'insert', attribute(), value()}
+            | {'replace', attribute(), value()}
+            | {'delete', attribute()}.
+
+-spec parse_transform([form()], [option()]) -> [form()].
+
 parse_transform(Forms, Options) ->
     S = #state{forms = Forms, options = Options},
     S2 = init_transform(Options, S),
-- 
2.11.0

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File 2311-sys_pre_attributes-Correct-and-add-missing-types-and.patch of Package erlang (Revision da26e46788ba37fbba7ad067c8eca967)

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