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repair object counting

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The leak repair wasn't quite right, and it broke `object-counts`.

original commit: 4f3ea0d8d093908e35067a02e1f78e033a5bb655
This commit is contained in:
Matthew Flatt 2020-04-17 08:16:55 -06:00
parent c4ffe39efb
commit 02fca53fba
1 changed files with 7 additions and 2 deletions
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9
s/mkgc.ss
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@ -766,8 +766,13 @@
(set! g += 1)))
(set! (record-type-counts c_rtd) counts)
(set! (array-ref S_G.rtds_with_counts grtd)
;; this list will get copied again in `rtds_with_counts` fixup
(S_cons_in space_new 0 c_rtd (array-ref S_G.rtds_with_counts grtd)))
;; For max_copied_generation, the list will get copied again in `rtds_with_counts` fixup;
;; meanwhile, allocating in `space_impure` would copy and sweep old list entries causing
;; otherwise inaccessible rtds to be retained
(S_cons_in (cond [(<= grtd max_copied_generation) space_new] [else space_impure])
(cond [(<= grtd max_copied_generation) 0] [else grtd])
c_rtd
(array-ref S_G.rtds_with_counts grtd)))
(set! (array-ref (array-ref S_G.countof grtd) countof_pair) += 1))]
[else
(trace-early (just counts))