APPROVE COMMIT NOTE: This patch has been committed # HG changeset patch # User Aidan Kehoe <kehoea(a)parhasard.net&gt; # Date 1534092779 -3600 # Sun Aug 12 17:52:59 2018 +0100 # Node ID 39f424909e0c055c65f16e855a9de8b806b04f0f # Parent e3f754148ae1f883b101c7863e3448c813e6bc0d Invert the order of prune_weak_lists() vs. prune_weak_hash_tables(), gc.c src/ChangeLog addition: 2018-08-12 Aidan Kehoe <kehoea(a)parhasard.net&gt; * gc.c (gc_finish_mark): Move prune_weak_lists() before prune_weak_hash_tables(), so the latter doesn't encounter garbage hash tables. diff -r e3f754148ae1 -r 39f424909e0c src/ChangeLog --- a/src/ChangeLog Sun Aug 12 15:18:54 2018 +0100 +++ b/src/ChangeLog Sun Aug 12 17:52:59 2018 +0100 ＠＠ -1,3 +1,9 ＠＠ +2018-08-12 Aidan Kehoe <kehoea(a)parhasard.net&gt; + + * gc.c (gc_finish_mark): + Move prune_weak_lists() before prune_weak_hash_tables(), so the + latter doesn't encounter garbage hash tables. + 2018-08-12 Aidan Kehoe <kehoea(a)parhasard.net&gt; Use an explicit weak list object for the weak hash tables, too. diff -r e3f754148ae1 -r 39f424909e0c src/gc.c --- a/src/gc.c Sun Aug 12 15:18:54 2018 +0100 +++ b/src/gc.c Sun Aug 12 17:52:59 2018 +0100 ＠＠ -2150,8 +2150,8 ＠＠ marked and before we do any sweeping). */ /* #### this is somewhat ad-hoc and should probably be an object method */ + prune_weak_lists (); prune_weak_hash_tables (); - prune_weak_lists (); prune_ephemerons (); prune_weak_boxes (); } -- ‘As I sat looking up at the Guinness ad, I could never figure out / How your man stayed up on the surfboard after forty pints of stout’ (C. Moore)