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Diffstat (limited to 'lib/compiler/doc/src/notes.xml')
| -rw-r--r-- | lib/compiler/doc/src/notes.xml | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/lib/compiler/doc/src/notes.xml b/lib/compiler/doc/src/notes.xml index f11444137d..4db09e8059 100644 --- a/lib/compiler/doc/src/notes.xml +++ b/lib/compiler/doc/src/notes.xml @@ -32,6 +32,84 @@ <p>This document describes the changes made to the Compiler application.</p> +<section><title>Compiler 7.4.5</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p>Code such as the following would crash the compiler in + OTP 22: <c>[some_atom = fun some_function/1]</c></p> + <p> + Own Id: OTP-15833</p> + </item> + <item> + <p>Compilation could get really slow (in the order of + minutes instead of seconds) when compiling huge + functions. (Thanks to Kostis Sagonas for reporting this + bug.)</p> + <p> + Own Id: OTP-15923</p> + </item> + <item> + <p>Fixed a bug in the validator that could reject valid + code.</p> + <p> + Own Id: OTP-15954 Aux Id: ERL-995 </p> + </item> + <item> + <p>In rare circumstances, when two clauses had identical + bodies and guard tests that tested a single boolean + variable, the guard test for the second clause could be + discarded, executing the second clause unconditionally if + the first clause was not executed.</p> + <p> + Own Id: OTP-15963</p> + </item> + <item> + <p>Fixed extremely slow compilation for huge functions + doing predominantly pattern matching.</p> + <p> + Own Id: OTP-15966 Aux Id: ERL-1014 </p> + </item> + <item> + <p>The compiler could generate unsafe code (that would + crash the runtime system) for map pattern matching. The + code could be unsafe if the matched key was not present + in the map at runtime. </p> + <p> + Own Id: OTP-15968 Aux Id: ERL-1017 </p> + </item> + <item> + <p>Correct code using try/after could fail to compile + when using the option '<c>no_type_opt</c>'.</p> + <p> + Own Id: OTP-15969 Aux Id: ERL-997 </p> + </item> + <item> + <p>The compiler could crash when compiling code that + called '<c>length/1</c>' on a binary extracted using the + binary syntax.</p> + <p> + Own Id: OTP-15970 Aux Id: ERL-1013 </p> + </item> + <item> + <p>Fixed a bug where the compiler could fail with an + internal consistency failure error when compiling receive + statements.</p> + <p> + Own Id: OTP-15982 Aux Id: ERL-1022 </p> + </item> + <item> + <p>Fixed a problem where the compiler would crash when + compiling binary matching in a function head.</p> + <p> + Own Id: OTP-15985 Aux Id: ERL-1026 </p> + </item> + </list> + </section> + +</section> + <section><title>Compiler 7.4.4</title> <section><title>Fixed Bugs and Malfunctions</title> |