COPYING.RUNTIME 3.2 KB

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  1. GCC RUNTIME LIBRARY EXCEPTION
  2. Version 3.1, 31 March 2009
  3. Copyright (C) 2009 Free Software Foundation, Inc. <http://fsf.org/>
  4. Everyone is permitted to copy and distribute verbatim copies of this
  5. license document, but changing it is not allowed.
  6. This GCC Runtime Library Exception ("Exception") is an additional
  7. permission under section 7 of the GNU General Public License, version
  8. 3 ("GPLv3"). It applies to a given file (the "Runtime Library") that
  9. bears a notice placed by the copyright holder of the file stating that
  10. the file is governed by GPLv3 along with this Exception.
  11. When you use GCC to compile a program, GCC may combine portions of
  12. certain GCC header files and runtime libraries with the compiled
  13. program. The purpose of this Exception is to allow compilation of
  14. non-GPL (including proprietary) programs to use, in this way, the
  15. header files and runtime libraries covered by this Exception.
  16. 0. Definitions.
  17. A file is an "Independent Module" if it either requires the Runtime
  18. Library for execution after a Compilation Process, or makes use of an
  19. interface provided by the Runtime Library, but is not otherwise based
  20. on the Runtime Library.
  21. "GCC" means a version of the GNU Compiler Collection, with or without
  22. modifications, governed by version 3 (or a specified later version) of
  23. the GNU General Public License (GPL) with the option of using any
  24. subsequent versions published by the FSF.
  25. "GPL-compatible Software" is software whose conditions of propagation,
  26. modification and use would permit combination with GCC in accord with
  27. the license of GCC.
  28. "Target Code" refers to output from any compiler for a real or virtual
  29. target processor architecture, in executable form or suitable for
  30. input to an assembler, loader, linker and/or execution
  31. phase. Notwithstanding that, Target Code does not include data in any
  32. format that is used as a compiler intermediate representation, or used
  33. for producing a compiler intermediate representation.
  34. The "Compilation Process" transforms code entirely represented in
  35. non-intermediate languages designed for human-written code, and/or in
  36. Java Virtual Machine byte code, into Target Code. Thus, for example,
  37. use of source code generators and preprocessors need not be considered
  38. part of the Compilation Process, since the Compilation Process can be
  39. understood as starting with the output of the generators or
  40. preprocessors.
  41. A Compilation Process is "Eligible" if it is done using GCC, alone or
  42. with other GPL-compatible software, or if it is done without using any
  43. work based on GCC. For example, using non-GPL-compatible Software to
  44. optimize any GCC intermediate representations would not qualify as an
  45. Eligible Compilation Process.
  46. 1. Grant of Additional Permission.
  47. You have permission to propagate a work of Target Code formed by
  48. combining the Runtime Library with Independent Modules, even if such
  49. propagation would otherwise violate the terms of GPLv3, provided that
  50. all Target Code was generated by Eligible Compilation Processes. You
  51. may then convey such a combination under terms of your choice,
  52. consistent with the licensing of the Independent Modules.
  53. 2. No Weakening of GCC Copyleft.
  54. The availability of this Exception does not imply any general
  55. presumption that third-party software is unaffected by the copyleft
  56. requirements of the license of GCC.