[ciao-users] ACE 6.5.11 and TAO 2.5.11 available for download

Johnny Willemsen jwillemsen at remedy.nl
Mon Aug 17 04:31:11 CDT 2020

Hi all,

Once again, thanks to the efforts of many developers, testers, and
users, we are pleased to announce the micro release of ACE 6.5.11 and
TAO 2.5.11 which is available from the usual download location at:


under the heading "Latest Micro Release".

Or from the github release page at:


The doxygen documentation for this release is also available.  In
addition to the packages combined of sources and generate makefiles,
this release provides source-only packages for developers who use MPC to
generate their own makefiles.

We encourage you to download the new release, use it with your
applications, and let us know if you encounter any problems. Please use the:


so that we have the proper version/platform/compiler/options you're
using to report problems.

Overviews of our recent changes are available at:

The overall success rates for the test results gathered from all our
daily builds is 98% for the ACE tests and 98% for the TAO tests.

Please see:


for a summary of these tests.  As always, we appreciate your help in
resolving any remaining problems. Please see:


for an overview of our bug fixing policies.  Moreover, please see:


for information commercial support services available from various

The following is a list of key changes since the last major release.
Please refer to the corresponding ChangeLog files, NEWS files, or github
issues for more details on the problem and the nature of fixes applied.

Changes to ACE

. Latest_{Major,Minor,Micro,Beta} tags have been replaced with
  branches because tags are not intended to move where branches are

. Removed emulated operations in ACE_OS which are not used anymore

. Resolved some compile warnings when using C++11 or newer

. Integrated debian packaging changes

. Visual Studio 2015 solutions are not part of the release
  packaging anymore. When you require these you need to generate
  them locally using MPC

. Improve multicast join by interface name on Windows

. Fixed ACE_INT64_FORMAT_SPECIFIER (and similar) preprocessor macros
  on macOS (Apple-clang) with -std=c++11 or higher

. On Windows, use unnamed kernel objects (Events and Semaphores)
  for thread-scoped reader-write mutexes in ACE_OS::rwlock_init

Changes to TAO

. Simplified some code generated by tao_idl

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