The bundled ASDF is now version 2.010.

There is a new port to the ARM architecture. It is of beta quality; there is a known stability bug or two that crops up sometimes when building the lisp.

The defstruct macro does more careful type checking.

There is a new pre-GC notification mechanism. It only works on x86.

Windows stability improvements and bug fixes.

New function ccl:object-direct-size.

The way floating-point exceptions are detected in foreign code has changed. (r13952)

Code-coverage improvements.

New facility wait-for-signal.

On Darwin, ccl:open-shared-library now loads shared libraries in the initial thread by default. See r14155.

objc:remove-lisp-slots

gui:background-process-run-function

The IDE will not load any init files when the shift key is held down upon application launch.

Stop using a Linux-specific mmap option (MAP_GROWSDOWN) that didn't do what we thought it did, and that exposes what seems to be a kernel bug on some recent Ubuntu-distributed kernels.

New exported functions ccl:add-feature and ccl:remove-feature, which try to operate on *features* in a thread-safe way.

New exported function ccl:delete-directory.

cl:load uses a primitive built-in http client so that it can load files from a url, e.g., (load " http://beta.quicklisp.org/quicklisp.lisp")

Many other bug fixes.