All issues

Search results

gc: PERRY_GEN_GC_EVACUATE=0 moves zero cells on all 12 gc-ratchet probes — the knob's off-state is unexercised

Status: Open.

#7611 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

gc: 12_large_live_set is 13.6% slower at 0.5.1346 than 0.5.1280 with every collector counter flat

Status: Open.

#7610 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

gc: two rooting gap tests crash on macOS under PERRY_NO_AUTO_OPTIMIZE=1 while Linux passes them (untriaged)

Status: Open.

#7606 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

gc: zeal + compiled loop polls performs zero copying minors on compute-only benches — green instrument runs may be vacuous

Status: Open.

#7604 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

perf(gc): allocation-site pretenuring — long-lived cohorts are copied twice (Eden→survivor→old)

performanceRuntime, compile-time, build-size, or memory performanceRuntime, compile-time, build-size, or memory performance

Status: Open.

#7598 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

perf: re-profile of construction on v0.5.1325 — typed_shape_layout_entry ~25% is the new top lever, js_array_length ~10-15% is unexplained

Status: Open.

#7578 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

instanceof a Map/Set SUBCLASS is false (m instanceof MyMap); only the native base edge survives

Status: Open.

#7575 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

gc: 05_closure_capture retains +16.44% with every collector counter at +0.00% — surfaced when the ratchet started measuring again

Status: Open.

#7559 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

gc(): the forced conservative stack scan makes every retained-heap reading nondeterministic, and 16% too large on a 50 MB live set

Status: Open.

#7558 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

gc-ratchet has measured nothing since 2026-08-05: harness validation fails before the probes run (12_large_live_set spread 6768)

Status: Open.

#7554 In PerryTS/perry;

· proggeramlug opened on Aug 7, 2026

spread: a replaced Array.prototype[Symbol.iterator] is ignored by [...arr]

Status: Open.

#7542 In PerryTS/perry;

· proggeramlug opened on Aug 6, 2026

addr-class: eight sites still classify heap addresses by magnitude floor, not by band (the #7526 idiom)

Status: Open.

#7531 In PerryTS/perry;

· proggeramlug opened on Aug 6, 2026