Gnu Go patches

Old patches

Everything from before 3.0.0 has been moved to Old and in the Way. Current patches may be found at the GNU Go development page.

Patches in GNU Go 3.6

move_history_3_6.1c. New GTP command move_history and other gnugo.el related changes.
gunnar_7_1.18. Obsolete GTP version 1 genmove commands should not resign.
emacs_3_5.1. Thi's version 2.2.7 of emacs.el.

Patches in the CVS for 3.7.2

gnugo_el_7_2.1. Emacs mode revision.
arend_7_2.9. Minor escape influence debugging change.
arend_7_2.7. Improve estimation of lunch value.
gunnar_7_2.26. Scoring tweaks.
gunnar_7_2.25. New and revised test cases.
gunnar_7_2.24. Tweak of territory values when scoring.
gunnar_7_2.23. Regress.pike revised to simplify rerunning tests with unexpected results.
stephane_5_5.2. Move valuation tweaks. (Only first hunk used. Second hunk has already been included contingent on large_scale.)
paul_7_2.2. Deprecated list of $CFLAGS in configure.in.
arend_7_2.6. Bugfix for view.pike.
arend_7_2.5. Stop using Bouzy's algorithm in score.c for score estimate and related changes.
nando_7_2.2 and nando_7_2.2a. Update of Windows projects for paul_7_2.1
paul_7_2.1. Support for GTP with TCP/IP sockets on Windows (thanks to Vadim Lyakhovsky for help.)
gunnar_7_2.22. Minor tuning.
gunnar_7_2.21. Scoring revision.
gunnar_7_2.20. Testcases bugfixed.
arend_7_2.4. breakage2tst.py now uses regress.pike.
arend_7_2.3a. Revert part of arend_7_2.3.
gunnar_7_2.19. Testcases.
gunnar_7_2.18. Backfilling in fill_liberty().
gunnar_7_2.17. MIN_BOARD decreased to 1.
gunnar_7_2.16. Revision of test_attack_either().
Test results updated. CVS tag rel-3-7-2-pre-2.
arend_7_2.4. Fixed anchor maintenance.
arend_7_2.3. Revising thrashing dragon heuristics.
readline_5_2.1b. Revision of readline_5_2.1a and readline_5_2.1. Readline support.
splee_7_1.1. Sgf traces.
nando_7_2.1. Break out lists of liberties and neighbors from string_data array in board.c.
arend_7_2.2. Don't block two possible continuations of an intrusion.
vcrepair_7_2.1. Adds unconditional.c to engine.dsp.
move_history_7_2.1. Remember to send gtp output stream two newlines even if move history is empty.
gunnar_7_2.15. Code maintenance.
gunnar_7_2.14. Don't use worm data in does_attack() and does_defend().
gunnar_7_2.13. Move valuation.
gunnar_7_2.12. Tuning of ED91.
gunnar_7_2.11. Tiny boards.
Test results updated. CVS tag rel-3-7-2-pre-1.
big_xpms_7_2.1. After this patch, gnugo-xpms.el contains smaller (30 pixel) bitmaps. A 19x19 game will display in a typical 80 column emacs frame without resizing. The old 36 pixel xpms are still distributed as gnugo-big-xpms.el.
gunnar_7_2.10. New tests.
traces_7_2.1. Semeai traces.
gunnar_7_2.9. Owl tuning.
ridgway_7_1.3. extract_fuseki revisions.
semeai_tests_7_2.1. Semeai tests.
gunnar_7_2.8. Atari_atari move valuation.
gunnar_7_2.7. Influence tuning.
gunnar_7_2.6. Tuning.
arend_7_2.1. MAX_LIBERTIES changed to 8.
gunnar_7_2.5. New and revised tests.
gunnar_7_2.4. Sgf traces repaired.
gunnar_7_2.3. Semeai reading revision.
gunnar_7_2.2. Obsolete emacs variant of ascii interface removed.
gunnar_7_2.1. Scoring tweaks.

Patches in GNU Go 3.7.1

gunnar_7_1.26. Avoid send-two-return-one moves.
Prerelease 3.7.1-pre-2. CVS Tag rel-3-7-1-pre-2.
gunnar_7_1.25. does_attack() made ko aware.
gunnar_7_1.2. Bugfix in test_owl_attack_move().
nguyen_7_1.2. Don't close stdin in readsgffile().
nguyen_7_1.1. GTP command reference formatting improved.
free_root_3_6_pre3.1. Remember to free the root sgf node.
gunnar_7_1.24. Allow trymove pass.
ridgway_7_1.2. 'printsgf -' in GTP.
gunnar_7_1.23. Owl tuning.
gunnar_7_1.22. Owl tuning.
move_history_3_6.1c. New GTP command move_history and other gnugo.el related changes.
gunnar_7_1.21. New and revised regression tests.
gunnar_7_1.20. Code maintenance.
gunnar_7_1.19. Code moved from utils.c to unconditional.c.
gunnar_7_1.18. Obsolete GTP version 1 genmove commands should not resign.
evan_7_1.1b. Revision of evan_7_1.1a. Revision of evan_7_1.1. Endgame tuning.
nando_7_1.3. Readconnect tuning.
emacs_3_5.1. Thi's version 2.2.7 of emacs.el.
gunnar_7_1.17. Resign instead of pass when all dead.
evan_7_1.4. Owl pattern.
splee_7_1.2. Testcase.
nando_7_1.1. Testcases.
gunnar_7_1.16. Converted potential_moves[] to 1D.
nando_7_1.2. Fixed point arithmetic in readconnect.c.
various_3_6_pre4.1. revision of gnugo.el, doc revision, removal of owl threat runtime option and other minor changes.
emacs_3_6_pre4.2. Thi's gnugo.el-2.2.6
gunnar_7_1.15. Changed genmove() interface.
emacs_3_6_pre4.1a. Thi's new emacs mode.
gunnar_7_1.14. Bugfix.
martin_7_1.1. More secondary chain moves: Defend a string by defending another string.
gunnar_7_1.13. Tuning.
gunnar_7_1.12. Connection reading.
gunnar_7_1.11. Move valuation.
gunnar_7_1.10. Symmetry fix.
gunnar_7_1.9. Influence tuning.
gunnar_7_1.8. Tuning.
gunnar_7_1.7. NEWS revision and non-standard *.tst files updated.
doc_3_6_pre3.2. Doc revision.
gunnar_7_1.6. Doc revision.
doc_3_6_pre3.1. Doc revision.
arend_7_1.17-reversal. Reverse the hunk related to attributes from arend_7_1.17, as it caused out of bounds errors.
kgs230_7_1.1. Bugfix in kgs:230.
teun_7_1.1. Documentation updates.
gunnar_7_1.5. New and revised tests.
gunnar_7_1.4. Find more sekis.
paul_7_1.3. Bugfix in sgfStartVariant().
arend_7_1.20. Constrain thrashing dragons more often.
arend_7_1.19. Ko hashing and more hashing stuff. Merged after macro name change.
paul_7_1.2. Reoptimized `.dtr' files.
paul_7_1.1. Minor `view.pike' improvements to eliminate errors/warnings on some systems.
nando_5_7.1. Compile fix for VC/Tru64.
arend_7_1.18. Various tuning.
arend_7_1.17. DFA micro optimizations. Merged with necessary change to DFA iterational rotation optimizer.
Prerelease 3.7.1-pre-1.
gunnar_7_1.1. Olympiad tests.
gunnar_5_11.5. Platform dependency fix in owl_determine_life().
branch_3_6_merge. Merge of the changes applied to the 3.6 branch. This consists of:
- arend_5_11.4. New logo in .eps-format.
- arend_5_11.3. Compile error with GCC 3.5 fixed.
- arend_5_11.5. Help string revised.
- gunnar_5_11.4. Doc revisions and warning fixes.
- gunnar_5_11.3. TODO revised.
- gunnar_5_11.2. Experimental reading repaired.
- gunnar_5_11.1. Break mirror go.
arend_7_1.15. Regression test fixes.
evan_7_1.3. Testcase from handicap game.
arend_7_1.8a. Fix memory leak in arend_7_1.8.
arend_7_1.14. Output of matcher_check enhanced.
arend_7_1.10. (Mistakenly duplicated patch id.) New function are_neighbors(), will be used by escape patch.
arend_7_1.10. More yagr testcases.
ridgway_7_1.1. Tune 9x9 openings. Patch to fuseki.c is superseded.
arend_7_1.12. Directly launch new testcase from view.pike. (slightly revised from arend_7_1.12a).
paul_5_11.2. Fix bug in generation of autohelper for the last pattern in certain cases.
arend_7_1.11. Mark owl goal in sgf trees.
arend_7_1.4. POTENTIAL_SEMEAI_ATTACK/DEFENSE.
arend_7_1.8. Cut owl goal dragons.
arend_7_1.7. View.pike enhancement: owl_does_defend/attack.
arend_7_1.9. Fix crash in owl_hotspots() introduced by arend_7_1.1.
arend_7_1.6. View.pike enhancement: directly launch sgf viewer.
arend_7_1.5. No special case handling of class C in matchpat.c.
arend_7_1.3. Special tuning for a special customer.
arend_7_1.2. More strategic defense moves.
paul_5_11.1. Configure help string and resignation.
arend_7_1.1. Persistent semeai caching.

Patches in GNU Go 3.6-pre4

various_3_6_pre4.1. revision of gnugo.el, doc revision, removal of owl threat runtime option and other minor changes.
emacs_3_6_pre4.2. Thi's gnugo.el-2.2.6
gunnar_7_1.14. Bugfix.
gunnar_7_1.7. NEWS revision and non-standard *.tst files updated.
emacs_3_6_pre4.1a. Thi's new emacs mode.

Patches in 3.6-pre3 (3.5.13)

doc_3_6_pre3.3 gtp.texi revision.
doc_3_6_pre3.2. Doc revision.
gunnar_7_1.6. Doc revision.
doc_3_6_pre3.1. Doc revision.
options_3_6_pre3.3. Revision of configure options. (Documentation part is not in the CVS yet.)
kgs230_7_1.1. Bugfix in kgs:230.
teun_7_1.1. Documentation updates.
free_root_3_6_pre3.1. Remember to free the root sgf node.
gunnar_7_1.3. Bugfix in semeai:99.
gunnar_7_1.2. Bugfix in test_owl_attack_move().

Patches in the CVS for 3.5.10

arend_5_10.2. Many testcases.
arend_5_10.1. Resignation allowed by default.
arend_5_10.3. Initialize ..._vital_points when board is empty, too.
arend_5_9.1. Big persistent cache reorganization.

Patches in the CVS for 3.6-pre1 (3.5.11)

gunnar_5_11.5. Platform dependency fix in owl_determine_life().
arend_7_1.3. Special tuning for a special customer.
arend_5_11.4. New logo in .eps-format.
arend_5_11.3. Compile error with GCC 3.5 fixed.
arend_5_11.5. Help string revised.
gunnar_5_11.4. Doc revisions and warning fixes.
gunnar_5_11.3. TODO revised.
gunnar_5_11.2. Experimental reading repaired.
gunnar_5_11.1. Break mirror go.
paul_5_11.2. Fix bug in generation of autohelper for the last pattern in certain cases.
paul_5_11.1. Configure help string and resignation.
Branch point for 3.6 "branch_point_3_6". The branch is called branch-3-6. Get it via "cvs update -r branch-3-6".
Update makevcdist.pl and re-run it.
arend_5_11.1. Be more intelligent aboud adding handicap stones for incorrect sgf-files.
arend_5_11.2. NEWS for 3.6.
teun_5_10.2. Avoid malloc(0) (only last hunk of patch was used).
arend_5_10.5. Change 3.4 to 3.6 in docs.
teun_5_10.1. Include stdlib.h in persistent.c for malloc() call.

Patches in the CVS for 3.6-pre2 (3.5.12)

nando_5_7.1. Compile fix for VC/Tru64.
paul_7_1.2. Reoptimized `.dtr' files.
paul_7_1.1. Minor `view.pike' improvements to eliminate errors/warnings on some systems.

Patches in 3.5.9

doug_5_9.1. Documentation fixes.
gunnar_5_9.6. Bugfix in read_eye().
gunnar_5_9.5. Bugfix in fast_defense().
gunnar_5_9.4. New test case.
gunnar_5_9.3. Improved hashvalue printing.
gunnar_5_9.2. Bugfix for crash in atari_atari_blunder_size().
gunnar_5_9.1. Improved crash reports.
vc_5_8.1 and trevor_5_8.1.
transparent_unions_5_9.1.
paul_5_8.1b. Piece that was omitted by mistake from paul_5_8.1.

Patches in 3.5.8

paul_5_8.1. Patterns maintenance.
arend_5_8.3. Configure options and --options cleanup.
gunnar_5_8.7. Minor tuning.
gunnar_5_8.6. Tactical reading improvement.
nando_5_8.1a. Capture neighbor strings in fast_defense().
arend_5_8.4. Don't restore random states in hash_init() and keyhash_init(), fixing frequent hash collisions.
paul_5_8.6. break_chain2_moves() revision.
paul_5_8.5. "Single window mode" and other revisions of `view.pike'.
gunnar_5_8.5. Revision of atari_atari_blunder_size().
arend_5_8.2. Remove support for gprintf("%r", ...).
paul_5_8.4. double_atari_chain2() revision.
paul_5_8.3. Tuning.
paul_5_8.2. Small `view.pike' speed up.
gunnar_5_8.4. Detect more blunders.
arend_5_8.1. Normalize apos, bpos strings in do_owl_analyze_semeai() (hunk from arend_5_5.12 accidentally omitted when applying the patch to CVS).
gunnar_5_8.3. Dragon amalgamation revisited.
gunnar_5_8.2. Bugfix in do_owl_analyze_semeai().
gunnar_5_8.1. New test cases.

Patches in 3.5.7

blunder_5_7.1. Yet another seki blunder testcase.
score_5_7.1. Minor revisions in score.c.
tom_5_7.2. Test case (seki blunder).
tom_5_7.1a. Revision of tom_5_7.1. Test cases from KGS games.
nando_5_7.6. Bugfix.
evan_5_7.2. regress.pike measures move uncertainty.
gunnar_5_7.11. Further cleaning of hash and cache code.
nando_5_7.4. Connection tuning (improved version of the patch).
nando_5_7.5. Regression tests.
gunnar_5_7.10. Code maintenance.
gunnar_5_7.9. Owl tuning.
gunnar_5_7.8. Shortened version output and copyright message to stdout.
gunnar_5_7.7. Old cache implementation removed.
gunnar_5_7.6. Ignore inessential critical dragons in in dilate_erode().
gunnar_5_7.5. Finishing transition to new cache.
gunnar_5_7.4. New and revised tests.
evan_5_7.1. Test cases.
ridgway_5_7.1. Test cases.
gunnar_5_7.3. New file engine/unconditional.c.
nando_5_7.3. Break-in reading tuned.
codebus_5_7.1. Copyright assigned to FSF.
vc_5_7.1. Fixes for VC7.
nando_5_7.2. Don't blindly consider owl defense moves as safe.
gunnar_5_7.2. Owl tuning.
gunnar_5_7.1. Bugfix in find_neighbor_dragons().
arend_5_7.4. Tell GCC that abortgo() aborts.
arend_5_7.3a. Move macro call for compilation under older gcc.
arend_5_7.3. Support for improved valgrind checking via --enable-valgrind.
arend_5_7.1. Start SGF trees right at the root node.
arend_5_7.2. Remove color parameter from examine_position() and consequences. make_dragon() shrinkage.
nando_5_7.1. Proper fix for the crash in recursive_break().
reading_cache_clear_5_7.1. Omit harmful cache clearing left over from testing by mistake.

Patches in 3.5.6

quiet_5_6.2. Suppress copyright notices under most invocations of GNU Go.
vcrepair_5_6.1. Compile under VC.
compile_fix_5_6.1. Compile fix for large scale patch.
gunnar_5_6.1. Bugfixes in view.pike.
large_scale_5_1.1e. Revision of large_scale_5_1.1a. Rework of large_scale_5_1.1. Capture on a large scale.
gunnar_5_6.5. Revision of dragon_invincible().
gunnar_5_6.4. Joseki database maintenance.
nando_5_6.1. Initialize variable in recursive_block/break.
quiet_5_6.1. Default to --quiet unless we are in ASCII mode.
evan_5_6.1. New GTP command `move_uncertainty'.
paul_5_6.1. New GTP command `move_probabilities' with corresponding machinery.
gunnar_5_6.3. New test cases.
gunnar_5_6.2. Bugfix in unconditional_life().
spelling_5_6.1. Spelling error corrected.
arend_5_6.4. owl_update_goal() overrides "B" classification in obvious cases.
arend_5_6.3. Tests from yagr.
smart_game_format_5_6.1. Further incorrect citations of SGF.
arend_5_6.1. Tests in 9x9.tst reviewed. (Merged with corrections, see thread.)
arend_5_6.2. Converted test case from stephane_5_5.1 to owl test.

Patches in 3.5.5

html_pdf_doc_5_5.1a. HTML and PDF documentation support in doc/Makefile.
warning_5_5.1. Moves definition of TRACE_READ_RESULTS to hash.h.
arend_5_5.15. Initialize lunch data for single owl move.
arend_5_5.14. chainlinks[] in compute_eyes_pessimistic() have to be initialized
splee_5_5.2. SGF traces revised.
Test results updated. CVS tag rel-3-5-5-pre-2.
arend_5_5.13. Use new cache in semeai and connection reading, along with a couple of fixes.
arend_5_5.12. After-lunch walk.
arend_5_5.11. Komaster now a private variable in board.c.
paul_5_5.9. Revised edge_block_moves() proposes more move types.
gtp_5_5.1. Don't crash with assertion failure when `undo'ing at stackp > 0.
view_pike_5_5.1. Support for multiple engines in view.pike.
arend_5_5.10. Don't blindly trust owl attack moves against dragons in a semeai.
paul_5_3.3 (rediffed against current CVS). Be less optimistic about large bulky eyes.
paul_5_5.7a. Slightly modified paul_5_5.7 with SGF traces fixed. More aggressive recursive_disconnect2().
html_pdf_doc_5_5.1. HTML and PDF documentation support in doc/Makefile.
arend_5_5.9. Endgame test.
arend_5_5.6. Slowest regression moves.
arend_5_5.7. time_report() and the 21st century.
arend_5_5.8. 3 more tests.
paul_5_5.8. Arbiter functionality for `twogtp.pike'.
arend_5_5.5. Breakin and readconnect fixes.
paul_5_5.6. paul_5_5_5a was checked in with new features effectively disabled by accident. This patch reenables them.
splee_5_5.5. Slightly generalized A1124a.
paul_5_5.5a, the remaining part of paul_5_5.5 after applying paul_5_5.4. First version of Owl threat combinator. Original version also reverted teun_5_5.2a (accidentially), which is fixed in paul_5_5.5a.
paul_5_5.4. Pattern attributes reimplementation. Rebroken out of paul_5_5.5.
copyright_5_5.1. A few previously missed copyright notices updated.
paul_5_5.3. Move valuation patch (was listed as paul_5_5.2).
paul_5_5.2a, a slightly revised version of paul_5_5.2. A few test cases from a match between 3.5.4 and 3.4.
splee_5_5.3. Seki test cases.
gunnar_5_5.6. analyze_eyegraph improved.
gunnar_5_5.5. --level can adjust min_level and max_level.
teun_5_5.2a. Revision of teun_5_5.2. Don't malloc 0 bytes.
teun_5_5.1a. Revision of teun_5_5.1. Warnings fixed.
inge_5_5.1. Debugboard mended.
teun_5_5.3. Bugfix in hashdata_init().
zm_removal_3_5.1. Memory allocation option /Zm1100 taken down in patterns.dsp.
inge_5_5.2. New cache for connection and semeai. However, due to a big breakage the patch was added with most of the changes temporarily disabled.
gunnar_5_5.4. Owl tuning.
gunnar_5_5.3. Caching of unbranched owl nodes.
arend_5_5.4. Source code comments for heap in readconnect.c.
stephane_5_1.1a. URLs to regression views.
arend_5_5.3. Complete conversion of break-in code to new cache.
gunnar_5_5.2. Tuning, mostly owl.
gunnar_5_5.1. Test cases for 3-3 invasion.
paul_5_5.1. Yet more features for `twogtp.pike'.
paul_5_4.4. More correct SGF writing.
help_5_5.1. Write `--help' and `--version' messages to stdout, not stderr.
bugfix_5_5.1. Don't overflow in cache size computation.
arend_5_5.2. Fix TRACE_READ_RESULTS.
inge_5_4.2a. Revision of inge_5_4.2. Owl uses new cache.
arend_5_5.1. Tests from the aya game at the CGF meeting.

Patches in 3.5.4

gunnar_5_4.14. Unconditional status more accurate.
gunnar_5_4.13. Test cases.
gunnar_5_4.12. Bugfix to avoid crashing.
gunnar_5_4.11. Dump GTP commands.
gunnar_5_4.10. Tuning.
paul_5_4.2a. A simple followup to paul_5_4.2 below.
arend_5_4.3. Break-in code now uses new cache.
arend_5_4.2. Don't comment levels higher than 10 as unsupported.
gunnar_5_4.9. Test cases for unconditional status.
splee_5_4.1b. Revision of estimate_lunch_eye_value(). Supercedes splee_5_4.1a. Revision of splee_5_4.1. Semeai tweak.
gunnar_5_4.8. Minor speedup in atari_atari code.
paul_5_4.2. Semeai patch.
paul_5_4.1. Seki code improvements.
array_bounds_5_4.1 Fixes array bounds problems in `readconnect.c' and `owl.c' (reported by Teun).
test_fix_5_4.1. Two tests fixed in `ld_owl.tst'.
paul_5_4.3. `twogtp.pike' script now writes game SGF record after each move.
gunnar_5_4.7. Tuning.
gunnar_5_4.6. Tactical reading improvement.
martin_5_4.1b. Revision of martin_5_4.1a. Revision of martin_5_4.1. Owl tuning.
martin_5_4.2. Owl tuning.
evan_5_4.2a. Revision of evan_5_4.2. Tuning.
gunnar_5_4.5. Tuning.
gunnar_5_4.4. Readconnect tweak.
gunnar_5_4.3. Bugfixes in hash code.
evan_5_4.3. More test cases.
inge_5_4.1. Spelling fixes.
evan_5_4.1. Test cases.
gunnar_5_4.2. Tactical reading improvement.
gunnar_5_4.1. Tuning.
sgf_5_4.1. A fix in SGF parser.
semeai_test_5_4.1.
arend_5_4.1. Breakin fix.

Patches in 3.5.3

gunnar_5_3.18. New GTP command kgs-genmove_cleanup.
gunnar_5_3.17. Warning eliminated.
gunnar_5_3.16. Tuning and many other small fixes.
gunnar_5_3.15. Semeai test cases.
fuseki_5_3.1. Removed shape value from F409 (proposed by Arend).
paul_5_3.8. Made `-L' option recognize lowercase move positions.
configure_5_3.1. Corrected default size in comment for configure --help.
regression_5_3.1. Add 9x9.tst to TST in regression/Makefile*.
martin_5_3.1. New tactical reading move generator: defend with bamboo joints.
gunnar_5_3.10a. More robust handling of invincible dragons. Supercedes gunnar_5_3.10.
gunnar_5_3.14. Don't try to fill liberty by illegal move.
gunnar_5_3.13. Test cases.
gunnar_5_3.11. Owl stack management reimplemented.
gunnar_5_3.9. Further semeai improvements.
gunnar_5_3.12. No line buffering in GTP mode.
evan_5_3.1. 9x9 test cases.
evan_5_3.2. Reading test case.
Test results updated. CVS tag rel-3-5-3-pre-1.
gunnar_5_3.8. Semeai improvements.
paul_5_3.7a. A version of paul_5_3.7 with slightly improved new debugging code. Minor tweaks in tactical reading.
gunnar_5_3.7. Tuning.
paul_5_3.6. Makes fast_defense() a bit more efficient.
gunnar_5_3.6. New and revised GTP debug commands.
paul_5_3.5. Bugfix in corner_add_pattern(), prevents crashes. Replaces gunnar_5_3.5.
gunnar_5_3.4. New and revised test cases.
paul_5_3.4. Fixes a hidden bug in tactical reading module.
gunnar_5_3.3. Code and pattern maintenance.
gunnar_5_3.2. Slightly larger active area in persistent caching.
gunnar_5_3.1. Tuning.
paul_5_2.4. Connection reading speed optimization. This patch needs to be adapted better to break-in code.
paul_5_3.2. Owl boundary patch.
paul_5_3.1. Escape values patch.

Patches in 3.5.2

Cosmic mode no longer default.
Test results updated. CVS tag rel-3-5-2-pre-2.
paul_5_2.9. Pattern tagging.
thi_5_2.1. Revised regress.sh.
evan_5_1.7. More fuseki revisions.
evan_5_1.6. Fuseki revision.
gifu_5_1.1a. Revision of gifu_5_1.1. Test cases from the Gifu tournament. Additional test cases are proposed in the comments.
gunnar_5_2.7. Improved regress.pike.
gunnar_5_2.6. Pattern tuning, removing large fixed and shape values.
paul_5_2.7. A small move valuation tweak.
paul_5_2.3. Eye tuning (see also comments on patch breakage and a breakage analysis).
gunnar_5_2.5. Test cases.
gunnar_5_2.4. Tuning.
gunnar_5_2.3. Owl tuning.
Test results updated. CVS tag rel-3-5-2-pre-1.
paul_5_2.1. DFA code reorganization.
gunnar_5_2.2. Tactical reading tweaks.
paul_5_2.6. A reading test.
gunnar_5_2.1. A set of test cases.
paul_5_2.5. Speed optimization in owl/matchpat code.
paul_5_2.2. Owl tuning.
arend_5_2.2. Remove FULL_POSITION_IN_HASH.
evan_5_1.8. Test cases.
splee_5_1.9. Fuseki test case.
evan_5_1.2. Hoshi variations after low approach, tenuki. Merged without marking the start of the new variation as joseki.
arend_5_2.1. Clean-ups related to 'score'.

Patches in 3.5.1

cosmic_5_1.3. Cosmic by default.
Test results updated. CVS tag rel-3-5-1-pre-3.
gunnar_5_1.14. Multiple semeais.
vc_repair_5_1.2. Finally repair non-variadic DEBUG_func().
vc_repair_5_1.1. Adjusting VC project files to board library revisions.
gunnar_5_1.13. Even more test cases.
splee_5_1.1b. Rediff of splee_5_1.1a. Semeai patch. Supercedes splee_5_1.1.
paul_5_1.1. Revised dfa handling.
paul_5_1.8. Influence tuning.
gunnar_5_1.12. New test cases.
splee_5_1.7. Owl tuning.
evan_5_1.1b. Revision of evan_5_1.1a. Hoshi variations after low approach, low one space pincer.
Test results updated. CVS tag rel-3-5-1-pre-2.
gunnar_5_1.11. Optics repaired and enum dragon_status extended.
last_move_5_1.1a. New GTP command last_move. Revision of last_move_5_1.1. Patch by uno to implement GTP commands "last_move", "black_captured", "white_captured".
paul_5_1.7. Retires `Sente12' pattern and threaten_to_capture_helper().
teun_5_1.1. No line buffering (play_ascii.c part used).
gunnar_5_1.10. New and revised test cases.
splee_5_1.5. Owl tuning. Added with revised constraint.
splee_5_1.6. Owl tuning. Added with minor revisions.
gunnar_5_1.9. Tuning to avoid a crash.
evan_5_1.5. Owl test case.
evan_5_1.4. Test cases.
gunnar_5_1.8. Include file juggling and bugfixes.
paul_5_1.6. Endgame pattern.
paul_5_1.5. Defense database tuning.
paul_5_1.4. Atari-atari tuning.
paul_5_1.3. Improved `influence' GTP command.
paul_5_1.2. New tests (mostly endgame).
gunnar_5_1.7. Doc revision.
gunnar_5_1.1. Owl tuning.
arend_5_1.4. Fixed random seed for Zobrist hashing, etc.
cosmic_5_1.2a. Latest cosmic patch.
Test results updated; cvs tag rel-3-5-1-pre-1.
arend_5_1.5. Compile fix for no variadic define's.
arend_5_1.3. Retire a couple of "t" classifications in fuseki.db.
arend_5_1.2c. Board.h, boardlib.c.
splee_5_1.6 Three is three and four is five and five is eight.
inge_5_1.3. Further hash/cache revisions. Merged without the changes to reading.c.
gunnar_5_1.6. Remove small_semeai().
gunnar_5_1.5. Remove old semeai code.
gunnar_5_1.4. Remove support for !experimental_connections.
gunnar_5_1.3. Remove unused komaster schemes.
gunnar_5_1.2. New GTP command combination_defend, plus new test case.
stdint_h_5_1.1. Don't use stdint.h.
inge_3_5.1a. Revised hash scheme.
inge_5_1.2. Compile under current CVS.
evan_5_1.3. GoFun is never fun.
cosmic_5_1.1. Cosmic revisions. (Merged with style modifications.)
arend_5_1.1. Remove unneeded configure stuff.
arend_3_23.2a. Reenable delta territory cache. Add a hash value to remember safe[] array to delta territory cache.

Patches in 3.4.

doc_3_4.2. Doc revision.
wariuchi_3_4.1. Fuseki: invasion between two shimaris.
sgmp_3_4.1. Support for simplified GMP.
doc_3_4.1. Doc revision.
paul_3_4.1. Go, not GO.
opt_breakin_3_4.1. Redundant reporting of breakin configure option with --option optioned.
copyright_3_4.1. Revision of copyright notices.
gunnar_3_4.1. Warnings fixed on some platforms.

Patches in 3.3.23

gunnar_3_23.6. Minor fixes.
doc_3_23.6. Gunnar's TODO revisions ported to the TeXinfo.
evan_3_23.3
levels_3_23.1. Turn the superstring code back on at level 9.
evan_3_23.2. Twogtp checks the protocol version.
doc_3_23.5. Doc revision.
report_levels_3_23.1. Option --print-levels prints levels.
optics_3_21.1. Don't read uninitialized memory in topological_eye().
doc_3_23.4. Doc revision.
redistribution_3_23.1. Disable consistency check for redistribution move reasons in the stable release.
gunnar_3_23.5. GTP version 2 compliance for twogtp.
doc_3_23.3. Doc revision.
gunnar_3_23.4. gg_genmove changed to reg_genmove in regressions.
gunnar_3_23.3. GTP version 2 compliance for twogtp-a.
evan_3_23.1a. Bugfix in twogtp.
paul_3_23.3. DFA .dtr files.
doc_3_23.2. Doc revision.
breakin_3_23.1. Turn breakin code off below level 10, turn superstring and owl_substantial depth pushing off below level 8.
paul_3_23.2. Replaces thunk_3_22.1. Ranges in sgf file.
doc_3_23.1. Revision of utils.texi.
gmp_showtime_3_23.1. Show summary results with --showtime in gmp mode.
evan_3_22.3. Test cases.
evan_3_22.2. Joseki test.
gunnar_3_23.2. GTP time handling.
gunnar_3_23.1. Owl test.
evan_3_18.23. A completely artificial life and death problem. Merged with modifications.
arend_3_23.7. Remove most lists of functions.
arend_3_23.6. Shrink introduction in move_generation.texi.
arend_3_23.5. Revise order of documentation.
arend_3_23.4. Merge incremental.texi into board.texi.
arend_3_23.3. Consistently use hierarchical texinfo structure instead of hand-written next/previous/up pointers.
paul_3_23.1. Speedup for do_remove_string().
Test results updated. CVS tag rel-3-3-23-pre-1.
splee_3_23.1. Owl attack pattern.
splee_3_23.2. Tuning and owl tuning.
arend_3_23.1a. Fix two cross references.
arend_3_23.1. Rewrite of overview.texi.

Patches in 3.3.22

breakin_level_3_22.1. Turn off breakin code below level 9.
teun_3_22.1. VPATH builds.
gunnar_3_22.7. Thrash around when faced with huge handicap.
stephane_3_22.1d. Revision of stephane_3_19.1. Cosmic GNU Go. See also this mail.
paul_3_22.3. Approxlib.
Test results updated. CVS tag rel-3-3-22-pre-2.
paul_3_22.4. Finish sgf trace.
inge_3_22.1. Remove tabs from twogtp.py.
inge_3_22.2. Remove backtrace from twogtp.py.
splee_3_22.1a. Revision of splee_3_22.1. Owl tuning.
edge_defense_3_22.1. Tuning.
arend_3_22.3. Speed up breakin code by making persistent caching more aggressive.
Test results updated. CVS tag rel-3-3-22-pre-1.
arend_3_22.5. Influence pattern.
arend_3_22.4. GoFuN testcases.
gunnar_3_22.6. Tactical reading, semeai.
paul_3_22.2a. Revision of paul_3_22.2. Tactical reading.
arend_3_22.1. Readconnect and breakin stuff.
gunnar_3_22.5. Scoring, filllib, ko threats.
gunnar_3_22.4. RTRACE and VTRACE retired.
paul_3_22.1. Pattern editing mode for emacs.
evan_3_22.1. Test case for break-in code.
arend_3_22.2. New test file break_in.tst. Makefile entry for joseki.tst.
gunnar_3_22.3. Corrected format of AP property.
gunnar_3_22.2. More new test cases.
gunnar_3_22.1. New test cases.

Patches in 3.3.21

Test results updated. CVS tag rel-3-3-21-pre-1.
splee_3_21.1. Revision of owl_strong_dragon().
paul_3_21.1. Repair ko threats evaluation.
arend_3_21.7. Use break-in code by default.
arend_3_21.5a. Persistent caching for break-in reading. Smaller goal in compute_smaller_goal made even smaller.
arend_3_21.4. Breakin revisions; inessential dragons handled differently in value_moves.c.
owl_stack_crash_3_21.1. Fixes a crash in semeai code if the owl stack gets moved.
arend_3_21.6. 3 more NNGS regression tests.
paul_3_21.2. Bugfix in do_owl_defend: copy eye data from previous level.
configure_break_in_3_21.1. Configure option for --experimental-break-in.
doc_console_3_21.1
gunnar_3_21.2. Doc and --score revisions.
gunnar_3_21.1. Semeai revisions. Extension of gunnar_3_20.17. Semeai ko awareness extended.
arend_3_21.3. Bugfixes for --experimental-break-in.
arend_3_21.2. Caching for --experimental-break-in.
vcrepair_3_21.1. VC portability.
evan_3_20.2. Regression html views. Documentation part is in regression.texi.
warnings_3_21.1. Cast to avoid warnings.
arend_3_21.1. Miscellaneous documentation updates.

Patches in 3.3.20

Test results updated. CVS tag rel-3-3-20
vcrepair_3_20.3. VC compile.
vcrepair_3_20.2. VC compile.
vcrepair_3_20.1. VC compile.
arend_3_20.11. New code (disabled by default) to evaluate break-in possibilities into territories. See this message for more explanations.
arend_3_20.10. Retire move_safety check in value_moves.c.
gunnar_3_20.18. Test revisions.
paul_3_20.6 read_eye and num_defends.
evan_3_20.6. Owl pattern tuning.
splee_3_20.1b. Revision of splee_3_20.1a and of splee_3_20.1. Shape handling for big dragons.
Test results updated. CVS tag rel-3-3-20-pre-5
gunnar_3_20.16. Code and pattern maintenance.
gunnar_3_20.15. Random seed semantics.
gunnar_3_20.14. GTP printsgf.
gunnar_3_20.13. TODO revision.
gunnar_3_20.12. Debugboard repaired.
gunnar_3_20.11. Tuning.
gunnar_3_20.10. Readconnect revision.
gunnar_3_20.9. TODO revision.
gunnar_3_20.8. Optical revisions.
gunnar_3_20.7. Test case.
paul_3_20.8. Corner matcher, doc and optimization.
nando_3_20.1. Bugfix in hoshi_keima.sgf.
Test results updated. CVS tag rel-3-3-20-pre-4
evan_3_20.7. Regressions to 3.3.10.
arend_3_20.5-1. spread_connection_distances() broken out of compute_connection_distances() and tuned.
arend_3_20.8. Hane and other tuning.
arend_3_20.5-3. edge_distance().
arend_3_20.5-2. Regression stuff.
evan_3_20.5a. Correction to the following patch.
evan_3_20.5. Splits hoshi.db.
Test results updated. CVS tag rel-3-3-20-pre-3
warnings_3_20.1. Fix compilation warnings.
evan_3_20.3. Owl pattern tuning.
gunnar_3_20.6. Tuning, backfilling dame.
gunnar_3_20.5. Major revision of eye patterns.
evan_3_20.4. Classic joseki mistake.
paul_3_20.7. Less owl pushing.
arend_3_20.6. Retire special meaning of owl pattern values 99 and 100.
gunnar_3_20.4. Semeai revisions and minor tuning.
paul_3_20.4. Revision of inessential string policy in owl_determine_life().
gunnar_3_20.3. Bugfix in revise_semeai().
splee_game_3_20.1. New test.
paul_3_20.5. Inessential margins.
evan_3_20.1. Hoshi joseki revisions. (Alternate continuation after keima aproach/small pincer/iken tobi was marked non-joseki in merge.)
paul_3_20.1. Attack threats.
paul_3_20.2. Revise D1373.
Test results updated. CVS tag rel-3-3-20-pre-2
arend_3_20.4. Delta territory cache and thrashing dragon revisions.
kevin_3_20.1. Remove CD106.
paul_3_20.3. Fix warnings introduced by arend_3_20.3.
gunnar_3_20.2. More owl revisions.
paul_3_19.2. Owl revisions.
gunnar_3_20.1. Player of local games.
evan_3_19.1. Atari atari pattern.
paul_3_19.3. Eye patterns part of paul_3_18.7.
evan_3_18.24b. Revision of evan_3_18.24a and of evan_3_18.24. Problems, tuning.
arend_3_20.3. Random seed handling reworked.
Test results updated. CVS tag rel-3-3-20-pre-1
arend_3_20.2. Adjust semeai and connection depth parameters according to level.
arend_3_20.1. order_moves() must reorder messages, too.

Patches in 3.3.19

teun_3_19.3. Define USE_BDIST to 1 in owl.c.
gunnar_3_19.3. New test cases.
who_wins_3_19.1. Fixes the bug reported by xinword.
gunnar_3_19.2. Semeai code bugfix.
gunnar_3_19.1. Urgency optimizations removed.
paul_3_19.1. Paul's version of teun_3_19.2. Make num_stones accessible to array bounds checking.
teun_3_19.1. Fix fillib12.sgf.

Patches in 3.3.18

Test results unchanged. CVS tag rel-3-3-18.
nando_3_18.1a. Supercedes nando_3_18.1. Revision of simple_ladder_attack.
Test results updated. CVS tag rel-3-3-18-pre-5.
gunnar_3_18.9d. This improves and supercedes gunnar_3_18.9c. Semeai portion of gunnar_3_18.9a. (Preliminary patch.) Major semeai revisions. Supercedes gunnar_3_18.9.
gunnar_3_18.12. New tests.
gunnar_3_18.11. Tuning..
gunnar_3_18.10. Back-capturing in attack1().
paul_3_18.9. Undo quickly.
evan_3_18.21. Tests.
paul_3_18.10. regression/Makefile.am correction.
paul_3_18.8a. This is paul_3_18.8, tuning patch, with constraint to AS7 modified, and additional pattern Intrusion8b, see discussion. Also test cases added.
evan_3_18.22. More hoshi work: Josekis after keima response to high kakari.
evan_3_18.19. Komoku.
evan_3_18.20. Test revisions. Merged with minimalistic revisions.
paul_3_18.9. New semeai test.
Test results updated. CVS tag rel-3-3-18-pre-4.
gunnar_3_18.9b. Non-semeai portion of gunnar_3_18.9a.
evan_3_18.18. Owl and pattern tuning.
evan_3_18.17. Hoshi josekis: Tsuke-nobi and pincer vs high approach.
endgame_3_18.1. Removed endgame1.sgf.
Test results updated. CVS tag rel-3-3-18-pre-3.
evan_3_18.16. Owl tuning.
evan_3_18.8. And yet more komoku josekis.
gunnar_3_18.8. Semeai tests.
evan_3.18.9b. Hoshi joseki revisions. Supercedes evan_3_18.9 and evan_3_18.9a. Contains evan_3_18.5. Joseki.
gunnar_3_18.7. Broken test cases repaired. See also the corresponding discussion.
Test results updated. CVS tag rel-3-3-18-pre-2.
evan_3_18.12. Test cases.
evan_3_18.10. Test cases. Merged with revisions/additions.
evan_3_18.11. Endgame test cases. Merged with revisions.
paul_3_18.6a. Speed up undo. Supercedes paul_3_18.6.
evan_3_18.15. Atari_atari pattern.
paul_3_18.4. Owl tuning.
gunnar_3_18.6. Reading test cases.
evan_3_18.14. Test case correction.
heikki_3_18.1. O and X explained.
gunnar_3_18.5. Lunches.
fix_do_play_move_3_18.1. Fix hang caused by paul_3_18.5a.
arend_3_18.5. Remove color parameter from new_semeai().
paul_3_18.3a. Parts of paul_3_18.3, other parts fixed differently.
paul_3_18.5a, minor revision of paul_3_18.5. Speedup: do_play_move() never commits suicide.
evan_3_18.6. Komoku josekis. Used with modifications.
evan_3_18.7. Tests from a disastrous game vs Evan on NNGS.
arend_3_18.4. DEBUG_INFLUENCE made less noisy.
gunnar_3_18.4. Bugfix in gnugo_estimate_score().
Test results updated. CVS tag rel-3-3-18-pre-1.
gunnar_3_18.3. Tuning.
evan_3_18.1. Tests. Test at move 99 was used.
evan_3_18.3a. Joseki.
evan_3_18.4. EJ45. Used with modification.
evan_3_18.2. Used in part.
gunnar_3_18.2. Bugfixes in twogtp.py.
paul_3_18.2. twogtp.py
arend_3_18.3. Bugfix in play_move().
gunnar_3_18.1. Trace output and test case.
semeai_3_18.1. Stops a crash.
paul_3_18.1. Semeai.
arend_3_18.2. Semeai tracing improved.
arend_3_18.1. Fix arraybound violation in corner_matchpat().
hoshi_3_18.1. 2 space high approach downgraded to j.

Some patches that may not be used

evan_3_17.2. Discussion of minimum values.
fix_gtp_warnings_3_17.1. The warnings in question were fixed differently by resign_3_17.1.
tanguy_3_17.1. Caching matchpat. This patch has the effect of backing out paul_3_16.6. For discussion only.
evan_3_17.1. High minimum values.
nando_3_16.3. Better poker with uncertain results. For discussion only.
arend_3_13.2. Fixed point arithmetics for accumulate_influence().
nando_3_14.1. Not for CVS, a useful owl tuning method.
evan_3_13.8. Owl tuning. There was some discussion of this patch in this thread.
evan_3_13.4. Attack1. See also this message and this one.

Patches in 3.3.17

gunnar_3_17.15. Test revisions.
paul_3_17.8. Tests. Used with modification (see nngs4:420,430).
evan_3_17.4. Hoshi josekis.
gunnar_3_17.14a. Improved reading sgf trace messages. Update of gunnar_3_17.14.
arend_3_17.1. Kill code duplication for superstring related tactical reading moves.
arend_3_17.3. Fixes a bug turned up by arend_3_17.1.
evan_3_17.3. Tests.
fflush_3_17.1. Bogus fflush removed.
nando_3_17.8. Attack either even more.
resign_3_17.2. New configure option --enable-resignation-allowed.
paul_3_17.6. Endgame revisions.
paul_3_17.9. Ascii interface to resignation code.
paul_3_17.7. Twogtp.py revised to support resignations.
Test results updated. CVS tag rel-3-3-17-pre-7
gunnar_3_17.13. Semeai code revision.
semeai_3_17.4. Completion of semeai_3_17.3.
gunnar_3_17.12. Reading revision.
Test results updated. CVS tag rel-3-3-17-pre-6
semeai_3_17.3. Don't allocate three giant arrays.
nando_3_17.7. Breakchain improvement.
gunnar_3_17.11. Code maintenance.
paul_3_17.4a. Merge of paul_3_17.5 and paul_3_17.4. Endgame player.
Test results updated. CVS tag rel-3-3-17-pre-5
semeai_3_17.2a. Revision of new_semeai().
gunnar_3_17.10. Endgame test cases.
vcrepair_3_17.2. VC compatibility patch.
gunnar_3_17.9. Formatting fix in manual page.
gunnar_3_17.8. Bugfix in owl_substantial.
resign_3_17.1. Fixes warnings from nando_3_17.6.
arend_3_17.2. Regression tests.
nando_3_17.6. Resignation of hopeless games.
semeai_test_3_17.1. New test.
gunnar_3_17.7. Migration of owl_* fields from struct dragon_data to struct dragon_data2.
Test results updated. CVS tag rel-3-3-17-pre-4
gunnar_3_17.6. More owl tuning.
gunnar_3_17.5. Owl tuning.
gunnar_3_17.4. Regression revisions.
warning_3_17.1. Omit -Wp,lang-c89 from GGO_SOME_WARNINGS. See this message.
vcrepair_3_17.1. Changes to patterns.dsp were used.
paul_3_17.3. DFA cleanup.
gunnar_3_17.3. Atari_atari tuning.
nando_3_17.5. Fixed typo.
Test results updated. CVS tag rel-3-3-17-pre-3
paul_3_17.2b. Rediff of paul_3_17.2. New dfa builder. Needs new files.
paul_3_17.1. Caching optimizations.
gunnar_3_17.2. Optics revisions.
nando_3_17.4. Test revisions.
thrash_3_17.1. Thrashing dragon in a semeai (new test).
warning_3_16.1. Fixes warning in dragon.c
vcrepair_3_16.1. Brings VC in sync with -C mkpat option.
Test results updated. CVS tag rel-3-3-17-pre-2
nando_3_17.2. Allow self-ataris to induce snap-backs or oiotoshi.
paul_3_16.1b. Revision of paul_3_16.1. Joseki matcher.
paul_3_16.2. Drop unnecessary pattern elements.
Test results updated. CVS tag rel-3-3-17-pre-1
gunnar_3_17.1. Tuning.
nando_3_17.3. Give --aa-depth a break.
semeai_3_17.1. Bugfix that can prevent a crash.
teun_3_17.1a. Revision of teun_3_17.1. Array bound violation.
nando_3_17.1. New tests in nando.tst.
paul_3_16.3. Owl tuning.
paul_3_16.6. Speed up scan_for_patterns() (and kill DFA_SORT).

Patches in 3.3.16

paul_3_16.4. Hoshi cleaning.
evan_3_16.2a. Killer moves.
Test results updated. CVS tag rel-3-3-16-pre-4.
gunnar_3_16.7. Thrashing dragons revised.
nando_3_16.7. Documentation for certain patterns in conn.db.
gunnar_3_16.6. Bugfix that can prevent a crash.
gunnar_3_16.5. New test suite 13x13b.
paul_3_16.5. Bugfix that can prevent a crash.
semeai_3_16.1. Bugfix that can prevent a crash.
nando_3_16.6. More tests.
gunnar_3_16.4. Persistent connection cache (disabled by default).
gunnar_3_16.3. New test suite thrash.tst.
Test results updated. CVS tag rel-3-3-16-pre-3.
score_3_16.1. Bugfix in score.c.
nando_3_16.5.gz. Tests.
arend_3_16.1. Revert buggy char conversion from arend_3_3.6.
nando_3_16.4. Test.
gunnar_3_16.2. New connection test case.
nando_3_16.2. Score estimation inconsistencies fixed.
Test results updated. CVS tag rel-3-3-16-pre-2.
badsgf_3_16.1. Don't crash if the sgf file is broke.
evan_3_16.1. Long patch in reading.c.
Test results updated. CVS tag rel-3-3-16-pre-1.
nando_3_16.1a. Supercedes nando_3_16.1. Look for easy life first.
gunnar_3_16.1. Tuning.
paul_3_15.7. Joseki matcher. Changes to mkpat.c and matchpat.c only.

Patches in 3.3.15

paul_3_15.5. Optics patch.
doc_3_15.1. Doc revision.
nando_3_15.1. Tests.
semeai_3_15.2. Change to owl_add_move.
gunnar_3_15.3. Tuning.
Test results updated. CVS tag rel-3-3-15-pre-3.
nando_3_15.2. Surround code.
paul_3_15.6. Owl test and patch.
Test results updated. CVS tag rel-3-3-15-pre-2.
semeai_3_15.3. Increase semeai nodes to 500.
nando_3_15.3a. Semeai code revision. Supercdes nando_3_15.3.
ttn_3_15.3, ttn_3_15.2 and ttn_3_15.1. Emacs mode. There are now (temporarily) two gnugo.el's in the source, one in interface/ and one in interface/gtp_examples/. The one in interface/gtp_examples/ can be moved up when it comes up to the level of stability of the old emacs mode.
vcrepair_3_15.2.
gunnar_3_15.2. New and revised test cases.
Test results updated. CVS tag rel-3-3-15-pre-1.
paul_3_15.1. Tests.
semeai_3_15.1a. Semeai revisions.
lazarus_3_15.1. Test corrected.
vcrepair_3_15.1. VC compatibility.
paul_3_15.2. Faster fastlib().
paul_3_15.4. Beginnings of a new pattern matcher.
paul_3_15.3. Known command.
gunnar_3_15.1. Mixed tuning.

Patches in 3.3.14

gunnar_3_14.5. Patterns cleanup.
gunnar_3_14.4. Code maintenance.
CVS tag rel-3-3-14-pre-2. Test results updated.
tuning_3_14.2. Tuning and minor owl tuning.
gunnar_3_14.3. Code maintenance.
eyemin_3_14.1. Never decrement *eyemin past zero in owl_estimate_life.
gunnar_3_14.2. Code maintenance.
gunnar_3_14.1. Code maintenance.
CVS tag rel-3-3-14-pre-1. Test results updated.
tuning_3_14.1. Tuning.
teun_3_14.1. Reorientation patch.
nando_3_14.3. Bugfix in dragon_escape().
paul_3_14.1. Never look for a goal in empty space.
nando_3_14.2. Owl tuning.
doc_3_14.1. Doc revision.
paul_3_13.8b. This does not affect the regressions. Rewrite of paul_3_13.8a. Merge of paul_3_13.8. Matchpat revisions. This affects the regressions (for reasons not yet understood).

Patches in 3.3.13

tree_3_13.1. Build with experimental reading enabled.
vcrepair_3_13.4. The amalgamation of Nando's three patches, including vcrepair_3_13.2 and two others. But vcrepair_3_13.2 was left out when this was checked into the CVS.
vcrepair_3_13.3. Trevor's VC repair patch.
evan_3_13.14. Atari_atari pattern with test case.
Test results updated. CVS tag rel-3-3-13-pre-5.
evan_3_12.14. Tactical move ordering.
evan_3_13.13. Owl tuning.
arend_3_13.8. Big cleanup of interface to influence.c.
evan_3_13.5. GTP clear_cache.
Revised version of evan_3_13.12a. Revision of evan_3_13.12. Tests.
paul_3_13.9. New joseki preliminaries.
nando_3_13.3a. A portion of nando_3_13.3. Owl tuning.
Test results updated. CVS tag rel-3-3-13-pre-4.
vaughn_3_13.1. GNU Go tries to play out a ladder.
arend_3_13.6. Unify pre- and post-owl influence computations; accordingly various changes to safety computation and use.
gunnar_3_13.9. Minor tuning.
arend_3_13.7a. Enforce cleaner definition of attack either/defend both move reasons; remove worms[], dragons[].
nando_3_13.2. Try to confine the dragon before taking a lone eye.
paul_3_13.7. owl1 corrections.
paul_3_13.6. Matchpat 1D revision, continued.
paul_3_13.4. Cleaning and improving board.c.
gunnar_3_13.8. Snapback moves. Supercedes gunnar_3_12.5.
trevor_3_13.2. verbosity simplified.
Test results updated. CVS tag rel-3-3-13-pre-3.
paul_3_13.5.gz. Matchpat made one dimensional.
gunnar_3_13.7. A similar bugfix to the following patch.
gunnar_3_13.6a. Revision of gunnar_3_13.6. Bugfix for Saphir game.
arend_3_13.3. Strategic bonus for connecting critical dragon out.
arend_3_13.5. And yet more tests.
saphir_3_13.1. Tests.
arend_3_13.4. Influence debug output enhanced.
vcrepair_3_13.1. VC repair.
evan_3_13.9. Two new tests.
evan_3_13.11. Testcase.
evan_3_13.10-defense. Defense part of evan_3_13.10 with modifications.
Test results updated. CVS tag rel-3-3-13-pre-2.
paul_3_13.1a. Resubmission of paul_3_13.1. Various stuff in optics.c and mkeyes.c.
gunnar_3_13.5. Tuning and bugfix.
owl_tuning_3_13.1. Minor owl tuning.
paul_3_13.3a. Resubmission of paul_3_13.3. DFA size reduction.
trevor_3_13.1. DFA shuffle.
gunnar_3_13.4. New and revised test cases.
paul_3_13.2. Eye pattern merge.
gunnar_3_13.3. restricted_genmove.
Test results updated. CVS tag rel-3-3-13-pre-1.
even_3_13.3. Findcap.
arend_3_13.1. Always keep incremental board data initialized.
evan_3_13.7. EB1404.
evan_3_13.6. Tactics1:101.
evan_3_13.2. Atari-atari tuning.
teun_3_12.2. Revised owl_rot tests.
nando_3_13.1. Owl tuning.
teun_3_13.1a. Gunnar's alternative to teun_3_13.1. Array bound violation in surround.c.
evan_3_13.1. Endgame testcases.
evan_3_12.15. Attack either testcase.
gunnar_3_13.2. Revision of eyes.db.
gunnar_3_13.1. Bugfix in connections.c.

Some unused patches

gunnar_3_12.6. Revision of special_rescue6_moves().
pogonyshev_3_12.1a. Bugfix in gtp_dragon_data() and examine_position() inspired by pogonyshev_3_12.1. Bugfix in gtp_dragon_status(). (Which is not a bug.)
evan_3_13.10. Tactical reading code conversion. This patch will be merged in two pieces.
pogonyshev_3_12.5. Connection reading. A good patch but too expensive.
nando_3_12.3. Reward multipurpose moves. This patch does well in the regressions, but it is unclear that it is really a good patch.
trevor_3_12.6a. Owl tuning.
evan_3_10.4b. Update of evan_3_10.1 and evan_3_10.4. Revision of attack_either() and defend_both(). Still too slow.
evan_3_12.9. Bug in combination.c. But, Arend says it isn't a bug.
9x9 auto-generated tests. At least some of these are valid tests but are not very current.
olsen_3_12.1. Debugboard is broke, but this patch is too and has not been resubmitted.
inge_3_10.2a. Rediff of inge_3_10.2. First go at before move/after move analysis of strategic effect. A good idea needing more work.
evan_3_11.3. New testcase. The test at move 12 might be useable if P2 is replaced by Q2.
inge_3_10.3. Remove high pattern values. We're probably not ready for this but useful as a list of patterns to review.
pogonyshev_3_10.6. GTP exactlib. Superceded by pogonyshev_3_7.x as implemented in the CVS.
evan_3_10.6. New testcase. This patch will not be used.

Patches in 3.3.12

evan_3_12.16. Compiler warnings.
evan_3_12.13. Test cases and tuning.
evan_3_12.12. A komoku joseki.
nando_3_12.10. Some tests.
nando_3_12.11. A small optimization.
gunnar_3_12.8. Revision of patterns.db.
gunnar_3_12.7. Revision of inessentiality.
arend_3_12.5a. Backs out a small hunk of arend_3_12.5 as it went into the CVS.
arend_3_12.5. Vital owl attack pattern may also be vital owl defense.
arend_3_12.4b. Modifiction of arend_3_12.4a and arend_3_12.4. Connections valuations reevaluated.
arend_3_12.6. Additional defense moves in reading.c.
surround_3_12.1. Surround revisions.
CVS tag rel-3-3-12-pre-4
pogonyshev_3_12.4. Owl tuning.
nando_3_12.7. Connection move induces connections moves.
oracle_3_12.2. Bugfixes in oracle.c
CVS tag rel-3-3-12-pre-3
evan_3_12.11. Oops!
thi_3_12.2. Use cat instead of cp building gtp-commands.texi.
oracle_3_12.1g. GNU Go forks and talks to itself. Use configure --enable-oracle. GNU/Linux and Unix only. With this revision, the metamachine can finish a game without crashing, and can get the boardsize from CGoban.
nando_3_12.8. Owl macros replaced by functions.
pogonyshev_3_12.3. Adding eyes in owl_determine_life() should be commutative.
nando_3_12.9. Auto tests revised.
gunnar_3_12.4. A bug somewhere.
trevor_3_12.5. New tests.
gunnar_3_12.3. Readconnect revised.
gunnar_3_12.2. New test cases.
evan_3_12.7a. This portion of evan_3_12.7 Was used. Zap unnecessary compares in approxlib.
search_3_12.1. Restrict attention to a portion of the board.
evan_3_12.6. Bugfix.
evan_3_12.10. Compiler warnings
evan_3_12.8. Updates to the auto-generated tests. Used with modification.
CVS tag rel-3-3-12-pre-2
trevor_3_12.4. Owl tuning.
trevor_3_12.3a. Reduces executable size through dfa restructuring.
teun_3_11.2a. Supercedes teun_3_11.2. Better rotational independence.
thi_3_12.1a and thi_3_12.1b. Autoharvesting of gtp documentation.
CVS tag rel-3-3-12-pre-1
nando_3_12.5. Bugfix to D509.
nando_3_12.4. Owl tuning.
pogonyshev_3_12.2. Avoid random assertion failures in reading.tst caused by arend_3_12.2.
arend_3_12.2. Two reading and two attack_either/defend_both tests.
nando_3_12.6. Yet another "blunder".
evan_3_12.5. Edge Josekis.
evan_3_12.2. Komoku tuning.
evan_3_12.4. 9 stone tuning.
sniff_lunch_3_12.1b. Nando's revision of the sniff lunch patch.
manyfaces_3_12.1. Many faces test.
nando_3_12.2 and gunnar_3_12.1. The test is now in the cvs as tactics1:10.
arend_3_12.2. Don't compile extract_fuseki and debugboard by just running 'make'. (Saves 12 M disk space.)
evan_3_12.3. Edge joseki patterns.
nando_3_12.1a. Owl determines a better life.
nando_3_12.1b. Owl tuning.
trevor_3_12.2. Mkpat may require anchors.
bugfix_3_12.1. Typo in persistent.c.
arend_3_12.1a. Influence cleanup. Renamed from arend_3_11.1a for obvious reasons.
arend_3_12.1b. Influence cleanup. (Excerpt, here is the full patch.)
arend_3_12.1c. Influence cleanup.
arend_3_12.1d. Influence cleanup.
trevor_3_11.1b. Merge with current cvs of trevor_3_11.1. Anchors in owl_attackpats.db.
trevor_3_12.1. Bugfix in regress.pl.
trevor_3_11.2a. Pre-rotated dfa. Revised patch.
evan_3_12.1a and evan_3_12.1. Bugfix.

Patches in 3.3.11

evan_3_11.2b. Revision of evan_3_11.2a and evan_3_11.2. Twogtp allows komi in handicap games.
nando_3_11.1a. Owl tuning.
configure_3_11.1. Configure --help cleanup. (Won't have any effect until 3.3.11 unless you run autoconf.)
gunnar_3_11.3. Eye pattern.
pogonyshev_3_10.8. Test case. This test now passes.
pogonyshev_3_11.1. Test cases.