Patch by Benno Leslie and Yury Selivanov.

positives with the -flto option (gcc >= 4.9.0 and clang).

Patch by Martin Panter.

Suggested by Martin Panter.

isawaitable() was added before collections.abc.Awaitable; now,
with Awaitable, it is no longer needed (we don't have ishashable()
or isiterable() methods in the inspect module either).

A deprecation warning no longer issued by XMLParser subclass with default
doctype() method.  Direct call of doctype() now issues a warning.  Parser's
doctype() now is not called if target's doctype() is called.  Based on patch
by Martin Panter.

A deprecation warning no longer issued by XMLParser subclass with default
doctype() method.  Direct call of doctype() now issues a warning.  Parser's
doctype() now is not called if target's doctype() is called.  Based on patch
by Martin Panter.

object now always allocates place for trailing null byte and it's buffer now
is always null-terminated.

object now always allocates place for trailing null byte and it's buffer now
is always null-terminated.

functions of the audioop module.

functions of the audioop module.

keyword arguments called "func" and "self".  Patch by Martin Panter.

keyword arguments called "func" and "self".  Patch by Martin Panter.