diff options
Diffstat (limited to 'docs/users_guide/8.2.1-notes.rst')
| -rw-r--r-- | docs/users_guide/8.2.1-notes.rst | 17 |
1 files changed, 9 insertions, 8 deletions
diff --git a/docs/users_guide/8.2.1-notes.rst b/docs/users_guide/8.2.1-notes.rst index d3ec4476c2..43134faeba 100644 --- a/docs/users_guide/8.2.1-notes.rst +++ b/docs/users_guide/8.2.1-notes.rst @@ -187,7 +187,7 @@ Compiler -- uses of `Monoid MyMonoid` here are improved bar :: MonadWriter MyMonoid m => ... -- GHC now derives the definition of ``<$`` when using :ghc-flag:`DeriveFunctor` +- GHC now derives the definition of ``<$`` when using :ghc-flag:`-XDeriveFunctor` rather than using the default definition. This prevents unnecessary allocation and a potential space leak when deriving ``Functor`` for a recursive type. @@ -231,8 +231,8 @@ Compiler instance Foo (Either a b) where type Bar (Either a b) = b -> a - See the section on `associated type family instances <assoc-data-inst>` for - more information. + See the section on :ref:`associated type family instances <assoc-data-inst>` + for more information. - A bug involving the interaction between :ghc-flag:`-XMonoLocalBinds` and :ghc-flag:`-XPolyKinds` has been fixed. This can cause some programs to fail @@ -311,7 +311,7 @@ Runtime system - Heap overflow throws a catchable exception, provided that it was detected by the RTS during a GC cycle due to the program exceeding a limit set by - ``+RTS -M`` (see :rts-flag:`-M`), and not due to an allocation being refused + ``+RTS -M`` (see :rts-flag:`-M ⟨size⟩`), and not due to an allocation being refused by the operating system. This exception is thrown to the same thread that receives ``UserInterrupt`` exceptions, and may be caught by user programs. @@ -346,12 +346,13 @@ Runtime system threads to all cores in systems which have multiple processor groups. (e.g. > 64 cores, see :ghc-ticket:`11054`) -- Output of :ref:`Event log <rts-eventlog>` data can now be configured. - Enabling external tools to collect and analyze the event log data while the +- Output of :ref:`Event log <rts-eventlog>` data can now be configured, + enabling external tools to collect and analyze the event log data while the application is still running. -- advapi32, shell32 and user32 are now automatically loaded in GHCi. libGCC is also - loaded when a depencency requires it. See :ghc-ticket:`13189`. +- ``advapi32``, ``shell32`` and ``user32`` are now automatically loaded in GHCi. + ``libGCC`` is also loaded when a dependency requires it. See + :ghc-ticket:`13189`. hsc2hs ~~~~~~ |