[ace-users] ACE 6.5.12 and TAO 6.5.12 available for download

Johnny Willemsen jwillemsen at remedy.nl
Tue Oct 27 07:53:52 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 6.5.12 and
TAO 2.5.12 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

. Fixed some C++11 warnings

. Fixed compile problem on AIX

. Removed c++0x and c++1y as GNU make variables, use c++11 and c++14 as

. Moved all CI builds to github actions

. Added ACE_GCC_NO_RETURN to fix fall through warnings

. Fix ACE_Thread_Manager::join memory leak and potential deadlock

Changes to TAO

. Removed usage of narrow_from_decl and narrow_from_scope from TAO_IDL,
use dynamic_cast now that we have RTTI. Any user that has a custom
backend should make the similar changes to their own TAO_IDL backend

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