[pypy-commit] cffi default: Document this

[arigo]

Author: Armin Rigo <arigo at tunes.org>
Branch: 
Changeset: r1296:9a7fc13aa01f
Date: 2013-07-28 00:22 +0200
http://bitbucket.org/cffi/cffi/changeset/9a7fc13aa01f/

Log:	Document this

diff --git a/doc/source/index.rst b/doc/source/index.rst
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -1409,8 +1409,9 @@
    cdata object that is a "view" of all items from ``start`` to ``stop``.
    It is a cdata of type "array" (so e.g. passing it as an argument to a
    C function would just convert it to a pointer to the ``start`` item).
-   It makes cdata's of type "array" behave more like a Python list, but
-   as with indexing, negative bounds mean really negative indices, like in
+   This makes cdata's of type "array" behave more like a Python list, but
+   ``start`` and ``stop`` are not optional and a ``step`` is not supported.
+   As with indexing, negative bounds mean really negative indices, like in
    C.  As for slice assignment, it accepts any iterable, including a list
    of items or another array-like cdata object, but the length must match.
    (Note that this behavior differs from initialization: e.g. if you pass