/CMake 3.19


The name of the CPU CMake is running on.

On Windows, this variable is set to the value of the environment variable PROCESSOR_ARCHITECTURE. On systems that support uname, this variable is set to the output of:

  • uname -m on GNU, Linux, Cygwin, Darwin, Android, or
  • arch on OpenBSD, or
  • on other systems,

    • uname -p if its exit code is nonzero, or
    • uname -m otherwise.

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