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-rw-r--r--lib/compiler/doc/src/notes.xml49
1 files changed, 48 insertions, 1 deletions
diff --git a/lib/compiler/doc/src/notes.xml b/lib/compiler/doc/src/notes.xml
index a9579445bc..94fea84557 100644
--- a/lib/compiler/doc/src/notes.xml
+++ b/lib/compiler/doc/src/notes.xml
@@ -4,7 +4,7 @@
<chapter>
<header>
<copyright>
- <year>2004</year><year>2012</year>
+ <year>2004</year><year>2013</year>
<holder>Ericsson AB. All Rights Reserved.</holder>
</copyright>
<legalnotice>
@@ -31,6 +31,53 @@
<p>This document describes the changes made to the Compiler
application.</p>
+<section><title>Compiler 4.9.1</title>
+
+ <section><title>Fixed Bugs and Malfunctions</title>
+ <list>
+ <item>
+ <p>
+ The compiler would crash attempting to compile
+ expressions such as "element(2, not_tuple)".</p>
+ <p>
+ Own Id: OTP-10794</p>
+ </item>
+ <item>
+ <p>
+ Forbid multiple values in Core Erlang sequence arguments.
+ Thanks to Jos� Valim and Anthony Ramine.</p>
+ <p>
+ Own Id: OTP-10818</p>
+ </item>
+ <item>
+ <p>
+ An unsafe optimization would cause the compiler to crash
+ with an internal error for certain complex code
+ sequences.</p>
+ <p>
+ Own Id: OTP-10825 Aux Id: seq12247 </p>
+ </item>
+ </list>
+ </section>
+
+
+ <section><title>Improvements and New Features</title>
+ <list>
+ <item>
+ <p>Integers in expression that will give a floating point
+ result (such as "<c>X / 2</c>" will now be converted to
+ floating point at compile-time. (Suggested by Richard
+ O'Keefe.)</p>
+ <p>Identical floating points constans in a module will
+ now be coalesced to one entry in the constant pool.</p>
+ <p>
+ Own Id: OTP-10788</p>
+ </item>
+ </list>
+ </section>
+
+</section>
+
<section><title>Compiler 4.9</title>
<section><title>Improvements and New Features</title>