Changes in version 10.1.8 (2026-05-29) See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-8/ Fix a (harmless) race condition in unit tests reported by CRAN Changes in version 10.1.7 (2026-05-12) See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-7/ Improved unicode support for swipl pack cpp Changes in version 10.1.6 (2026-04-26) See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-6/ Changes in version 10.1.5 (2026-03-12) See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-5/ Fixes UBSAN problems reported by BDR Changes in version 10.1.4 (2026-02-23) See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-4/ Changes in version 10.1.3 See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-3/ Added unit tests for chr, sgml Changes in version 10.1.2 See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-2/ Maintainance release, fixes -Wconversion warnings Changes in version 10.1.1.1 (2026-01-21) Maintainance release, fixes a few more ASAN and UBSAN issues. Changes in version 10.1.1 (2026-01-08) See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-1/ Fixes a few more ASAN issues. Changes in version 10.1.0 See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-1-0/ Fixes a few UBSAN and ASAN issues. Changes in version 10.0.0 (2025-12-06) See https://swi-prolog.discourse.group/t/ann-swi-prolog-10-0-0-stable/ Changes in version 9.3.36 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-36/ Changes in version 9.3.35 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-35/ test_installation is now part of the unit tests Changes in version 9.3.34 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-34/ Changes in version 9.3.33 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-33/ Changes in version 9.3.31 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-31/ Changes in version 9.3.30 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-30/ Changes in version 9.3.29 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-29/ Changes in version 9.3.28 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-28/ Changes in version 9.3.27 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-27/ Changes in version 9.3.26 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-26/ Changes in version 9.3.25 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-25/ Changes in version 9.3.22 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-22/ Changes in version 9.3.21 (2025-03-21) See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-21/ Fixes a problem reported for r-oldrel-windows Changes in version 9.3.20 (2025-03-09) See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-20/8772 Avoids the use of non-API calls BODY, FORMALS. Changes in version 9.3.18 (2025-01-07) See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-18/8721 Fixes problems reported for reverse dependency rolog under gcc-UBSAN Changes in version 9.3.16 (2024-12-04) See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-16/8645 Fixes a C23 compatibility issue Changes in version 9.3.15 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-15/8613 Changes in version 9.3.13 See https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-13/8529 Changes in version 9.3.12 (2024-09-29) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-12/7803 Fixes problems with finding pack dlls under Windows. Changes in version 9.3.11 (2024-09-17) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-11/7766 Changes in version 9.3.10 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-10/7728 Fixes some memory leaks by open queries. Changes in version 9.3.8 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-8/7588 Workarounds for Rcpp::Language Changes in version 9.3.7.2 (2024-07-09) Disable Rcpp::Language until SET-TYPEOF problem has been fixed. Changes in version 9.3.7.1 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-7/7477 Add unit tests during installation, disable SIGUSR2 in Prolog Changes in version 9.3.5.1 (2024-05-13) maintainance release, fixes problems reported for ASAN/UBSAN Changes in version 9.3.5 (2024-05-01) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-5/7425 maintainance release, fixes problems reported for Alpine Linux Changes in version 9.3.3.1 (2024-03-26) maintainance release, fixes problems reported for M1mac remove unit tests from installation Changes in version 9.3.3 (2024-03-16) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-3-3/7311 includes fix for RTools 4.4 Changes in version 9.3.2 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-2-2-9-3-2/7270 adds unit tests during installation Changes in version 9.1.21 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-21/7075 Changes in version 9.1.20 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-20/7011 Changes in version 9.1.19 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-19/6978 Changes in version 9.1.18 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-18/6936 Changes in version 9.1.17.1 (2023-10-31) maintainance release, fixes UBSAN errors Changes in version 9.1.17 (2023-10-16) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-17/6890 maintainance release, fixes linker warnings on MacOS Changes in version 9.1.16 (2023-09-27) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-16/6862 maintainance release, fixes a problem with term.h on MacOS Changes in version 9.1.15 (2023-09-06) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-15/6820 maintainance release, fixes valgrind issues Changes in version 9.1.12 (2023-08-07) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-12/6754 maintainance release, fixes a problem with clang15 on macOS Changes in version 9.1.11 (2023-07-05) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-11/6683 Changes in version 9.1.10 see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-10/6562 Changes in version 9.1.9 (2023-05-04) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-9/6507 Changes in version 9.1.8 (2023-03-24) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-8/6400 fixed a warning under macOS Changes in version 9.1.7 (2023-03-19) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-7/6332 Changes in version 9.1.6 (2023-02-20) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-6/6233 Changes in version 9.1.4 (2023-01-27) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-4/6136 Changes in version 9.1.3 (2023-01-15) see https://swi-prolog.discourse.group/t/ann-swi-prolog-9-1-3/6090 Changes in version 8.5.20 (2022-11-09) swipl-devel version 8.5.20