diff options
Diffstat (limited to 'lib/snmp/doc/src/notes.xml')
| -rw-r--r-- | lib/snmp/doc/src/notes.xml | 36 |
1 files changed, 35 insertions, 1 deletions
diff --git a/lib/snmp/doc/src/notes.xml b/lib/snmp/doc/src/notes.xml index 387348a375..e692ca99bb 100644 --- a/lib/snmp/doc/src/notes.xml +++ b/lib/snmp/doc/src/notes.xml @@ -34,7 +34,41 @@ </header> - <section><title>SNMP 5.13.3</title> + <section><title>SNMP 5.13.4</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> + Replace size/1 with either tuple_size/1 or byte_size/1</p> + <p> + The <c>size/1</c> BIF is not optimized by the JIT, and + its use can result in worse types for Dialyzer.</p> + <p> + When one knows that the value being tested must be a + tuple, <c>tuple_size/1</c> should always be preferred.</p> + <p> + When one knows that the value being tested must be a + binary, <c>byte_size/1</c> should be preferred. However, + <c>byte_size/1</c> also accepts a bitstring (rounding up + size to a whole number of bytes), so one must make sure + that the call to <c>byte_size/</c> is preceded by a call + to <c>is_binary/1</c> to ensure that bitstrings are + rejected. Note that the compiler removes redundant calls + to <c>is_binary/1</c>, so if one is not sure whether + previous code had made sure that the argument is a + binary, it does not harm to add an <c>is_binary/1</c> + test immediately before the call to <c>byte_size/1</c>.</p> + <p> + Own Id: OTP-18432 Aux Id: + GH-6672,PR-6793,PR-6784,PR-6787,PR-6785,PR-6682,PR-6800,PR-6797,PR-6798,PR-6799,PR-6796,PR-6813,PR-6671,PR-6673,PR-6684,PR-6694,GH-6677,PR-6696,PR-6670,PR-6674 </p> + </item> + </list> + </section> + +</section> + +<section><title>SNMP 5.13.3</title> <section><title>Fixed Bugs and Malfunctions</title> <list> |