IBM Support

IBM XL C/C++ for AIX, V12.1 Runtime Environment

Downloadable files


This page contains the Runtime Environment package for use with applications developed using the IBM XL C/C++ for AIX, V12.1 compiler or its predecessors.

Download Description

If you wish to run an application developed using the IBM XL C/C++ for AIX, V12.1 compiler, but do not have the corresponding version of compiler or runtime already installed, then you need to install the Runtime Environment package.

Note: Depending on your application, in addition to the Runtime Environment package, you may also need to install the Utilities package. The Utilities package contains files that may be required by some third-party applications. Only download and install the Utilities package if instructed by your application provider.


Operating system:
- IBM AIX V5.3 TL 5300-06, or later
- Note: To run applications compiled with the IBM XL C/C++ for AIX, V12.1 compiler, or to install vacpp.memdbg.rte and vacpp.memdbg.aix53.rte, IBM AIX V5.3 TL 5300-07, or later, is required.
- IBM AIX V6.1
- IBM AIX V7.1
- IBM PASE for i 6.1 with PTF SI30636, or later
- IBM PASE for i 7.1
Disk space: 50 MB

Installation Instructions

Refer to the README file for installation instructions.

Terms and Conditions
By downloading, installing, copying, accessing or using this software you agree to the terms and conditions outlined in the License Agreement. Please review the License Agreement and License Information documents prior to proceeding with download or installation.

Download package

The Runtime package, xlcpp.rte.12.1.0.aix.base.tar.Z, contains the following files:

  • LicenseAgreement.pdf
  • LicenseInformation.pdf
  • notices.htm
  • notices.txt
  • vacpp.cmp.rte
  • vacpp.memdbg.aix53.rte
  • vacpp.memdbg.rte
  • xlC.aix50
  • xlC.aix61
  • xlC.msg.Ja_JP
  • xlC.msg.en_US
  • xlC.msg.ja_JP
  • xlC.rte
  • xlsmp.aix53.rte
  • xlsmp.msg.EN_US.rte
  • xlsmp.msg.JA_JP.rte
  • xlsmp.msg.Ja_JP.rte
  • xlsmp.msg.ZH_CN.rte
  • xlsmp.msg.Zh_CN.rte
  • xlsmp.msg.en_US.rte
  • xlsmp.msg.ja_JP.rte
  • xlsmp.msg.zh_CN.rte
  • xlsmp.rte

Download RELEASE DATE LANGUAGE SIZE(Bytes) Download Options
What is Fix Central(FC)?
xlcpp.rte.12.1.0.aix.base.tar.Z 11 May 2012 English 40264813 FC FTP

Technical support

The IBM XL C/C++ for AIX, Runtime Environment is not supported as a stand-alone software product.

If you suspect a problem with the IBM XL C/C++ Runtime Environment component while using it with a third-party application, contact your application provider for support.

Full support (installation, defect support and general questions) for the IBM XL C/C++ Runtime Environment component is available with the software subscription and support agreement for the XL C/C++ Compilers. A suitable test case is required for defect support; click here for details.

Document information

More support for: XL C/C++ for AIX
C/C++ Runtime

Software version: 12.1

Operating system(s): AIX

Reference #: 4032614

Modified date: 11 May 2012