The Racket repository
0eeb18f4d8
to smaller `letrec' groups or even `let*'. The goal of the change is to avoid performance surprises when using internal definitions, especially when mixing experessions with definitions. It's a somewhat scary change. Besides the new transformation, the optimizer pass's coordinate system for `letrec' (and sometimes `let*') bindings changed. No standard benchmarks were harmed during the making of this optimization. (None were improved, either.) |
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The Racket programming language =============================== Important executables: * DrRacket: Racket's integrated development environment (start here!). * Racket: the main command-line entry point for running racket programs and scripts. * GRacket: the GUI-enabled Racket executable. * raco: Racket's command-line toolset. More Information ---------------- Racket comes with extensive documentation: use DrRacket's `Help' menu, or run `raco docs'. Also, visit us at http://racket-lang.org/ for more Racket resources. Instructions for building Racket from source are in src/README. License ------- Racket Copyright (c) 2010 PLT Scheme Inc. Racket is distributed under the GNU Lesser General Public License (LGPL). This means that you can link Racket into proprietary applications, provided you follow the rules stated in the LGPL. You can also modify Racket; if you distribute a modified version, you must distribute it under the terms of the LGPL, which in particular means that you must release the source code for the modified software. See doc/release-notes/COPYING.LIB for more information.