Release 1.7.4 of X10 is now available. The various platform-specific releases of X10 include both the C++ and Java backends/runtimes for X10. See the Release Notes for details on what is new in X10 1.7.4.The Common PGAS runtime is available as a separate binary download. To use the C++ backend/runtime to compile and execute X10 programs, you will need to download and install both the X10 1.7.4 and Common PGAS Runtime 1.7.4 that match your Operating System/hardware platform.  Included at the top-level of the X10 release is a directory of sample programs that are known to work with the 1.7.4 C++ backend.









  • Download the Common PGAS Runtime and X10 1.7.4 distributions for your platform.
  • Untar them.
  • See the INSTALL file in the X10 1.7.4 directory tree for additional instructions.