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diff --git a/lib/dialyzer/doc/src/notes.xml b/lib/dialyzer/doc/src/notes.xml index 5fe3f1e12e..93d3b09f07 100644 --- a/lib/dialyzer/doc/src/notes.xml +++ b/lib/dialyzer/doc/src/notes.xml @@ -32,6 +32,130 @@ <p>This document describes the changes made to the Dialyzer application.</p> +<section><title>Dialyzer 2.8</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> The translation of Erlang forms to the type + representation used by Dialyzer has been improved in + several ways. The most important change is that deeply + nested records can be handled. </p> + <p> + Own Id: OTP-12350</p> + </item> + <item> + <p> Fix a bug that could cause bogus warnings for opaque + types. </p> <p>In Erlang/OTP 18 two parameterized types + declared in the same module always result in a + contradiction (<c>none()</c>) when combined outside of + the module where they are declared, unless they have the + same number of parameters. </p> <p> The behaviour is + different from Erlang/OTP 17 where, for instance, + <c>dict:dict()</c> and <c>dict:dict(_, _)</c>, which are + both opaque, can be combined outside of the <c>dict</c> + module. </p> <p> In Erlang/OTP 18, <c>dict:dict()</c> and + <c>dict:dict(_, _)</c> can still be combined outside of + the <c>dict</c> module. That has been made possible by + not declaring <c>dict:dict()</c> as opaque. </p> + <p> + Own Id: OTP-12493</p> + </item> + <item> + <p> Update the PLT properly when a module is changed. + (Thanks to James Fish for the bug report, and to Stavros + Aronis for fixing the bug.) </p> + <p> + Own Id: OTP-12637</p> + </item> + <item> + <p> + An argument of '*'/2 is not constraind if the other + operand can be zero.</p> + <p> + Own Id: OTP-12725</p> + </item> + <item> + <p> Mention the option <c>check_plt</c> among the + <c>dialyzer:gui()</c> options. (Thanks to James Fish.) + </p> + <p> + Own Id: OTP-12750</p> + </item> + <item> + <p>Fix a bug which could cause an infinite loop in + Dialyzer.</p> + <p> + Own Id: OTP-12826</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> The <c>-dialyzer()</c> attribute can be used for + suppressing warnings in a module by specifying functions + or warning options. It can also be used for requesting + warnings in a module. </p> + <p> + Own Id: OTP-10280</p> + </item> + <item> + <p> The pre-defined types <c>array()</c>, <c>dict()</c>, + <c>digraph()</c>, <c>gb_set()</c>, <c>gb_tree()</c>, + <c>queue()</c>, <c>set()</c>, and <c>tid()</c> have been + removed. </p> + <p> + Own Id: OTP-11445 Aux Id: OTP-10342, OTP-9352 </p> + </item> + <item> + <p> A few type names that have been used for representing + certain predefined types can now be used for user-defined + types. This affects the types <c>product/_</c>, + <c>union/_</c>, and <c>range/2</c> as well as + <c>tuple/N</c> (N > 0), <c>map/N</c> (N > 0), + <c>atom/1</c>, <c>integer/1</c>, <c>binary/2</c>, + <c>record/_,</c> and <c>'fun'/_</c>. A consequence is + that, for example, it is no longer possible to refer to a + record type with <c>record(r)</c>; instead the usual + record notation, <c>#r{}</c>, is to be used. </p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-11851</p> + </item> + <item> + <p> When implementing user-defined behaviours it is now + possible to specify optional callback functions. See OTP + Design Principles User's Guide, Sys and Proc_Lib, + User-Defined Behaviours, for details. </p> + <p> + Own Id: OTP-11861</p> + </item> + <item> + <p>Add two options to the Dialyzer: + <c>no_missing_calls</c> suppresses warnings about calls + to missing or unexported functions; <c>unknown</c> lets + warnings about unknown functions or types affect the exit + status. See also dialyzer(3). </p> + <p> + Own Id: OTP-12682</p> + </item> + <item> + <p>By default, dialyzer will now cache native versions of + dialyzer modules to avoid having to re-compile them each + time dialyzer is started. Caching can be disabled using + the option <c>--no_native_cache</c>.</p> + <p> + Own Id: OTP-12779</p> + </item> + </list> + </section> + +</section> + <section><title>Dialyzer 2.7.4</title> <section><title>Fixed Bugs and Malfunctions</title> |