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File Release Notes and Changelog

Release Name: 6.4.1

Release Notes
Changes between ecm-6.4 and ecm-6.4.1:
* GMP-ECM is now distributed under the GPL version 3 or later for the binary,
  and under the LGPL version 3 or later for the library
* Fixed a speed regression with respect to ecm-6.3
  http://lists.gforge.inria.fr/pipermail/ecm-discuss/2012-February/004103.html
* Fixed a bug with the -treefile option which had been present for a long time
* Several fixes for the Visual Studio 2010 build
* New experimental option -batch=2, and speedup for -batch (i.e., -batch=1)
* New tuning mechanism, now --enable-asm-redc is always recommended
* New configure option --enable-mulredc-svoboda, for input numbers whose low
  limbs is congruent to -1
* New tuning parameters for Intel Core i5
* New ecmbench utility
Change Log
see ChangeLog file in archive