Issues

• A String stored into an ivar's {} and appended to through the hash raises TypeError at the store

  matz/spinel#7834 · Filter by author bunnykong opened on Oct 7, 2026

• h[k] = +"" on a receiver of more than one class binds the fresh String to an sp_String * and fails the C build

  matz/spinel#7833 · Filter by author bunnykong opened on Oct 7, 2026

• Design: one answer per question for --share-strings (holders, iterators, aliasing, value handles)

  matz/spinel#7721 · Filter by author FrancescoK opened on Oct 6, 2026
  3

• Under --debug, backtrace frames name the entry script and no line, though the debug info has both

  matz/spinel#7658 · Filter by author rubys opened on Oct 6, 2026
  6

• Array equality on a local holding a class-ivar array is refused once a subclass overrides the reader and another method writes []

  matz/spinel#7602 · Filter by author roger-wilco-forever opened on Oct 6, 2026
  2

• Proposal: A performance policy and ability to catching representation and run-time cost regressions before merge (follow-up to #7482)

  matz/spinel#7501 · Filter by author FrancescoK opened on Oct 5, 2026
  2

• Layer 1 of #7100: block bodies emitted once per poly arm need per-arm facts

  matz/spinel#7483 · Filter by author FrancescoK opened on Oct 5, 2026
  1

• Proposal: decide once, in the analysis, whether an object may be nil

  matz/spinel#7444 · Filter by author FrancescoK opened on Oct 5, 2026
  1

• RFC/spike: evaluate change-driven fixpoint scheduling within one fresh whole-program analysis

  matz/spinel#7237 · Filter by author thomasklemm opened on Oct 2, 2026
  1

• Proposal: opt-in compiler phase and fixpoint timing records for reproducible compile-time measurements

  matz/spinel#7236 · Filter by author thomasklemm opened on Oct 2, 2026
  1

• Proposal: compile CRuby C extensions from source against a restricted ruby.h

  matz/spinel#7210 · Filter by author khasinski opened on Oct 2, 2026

• We need to slow down.

  matz/spinel#7033 · Filter by author seuros opened on Oct 1, 2026
  7

• Discussion: share a mutable String by default, and copy only where the analysis proves no one else sees the change

  matz/spinel#6765 · Filter by author FrancescoK opened on Oct 1, 2026
  12

• Proposal: widen the ruby/spec retention gate step by step, with numbers for each step

  matz/spinel#6762 · Filter by author FrancescoK opened on Oct 1, 2026
  2

• A String a callee mutates must be the caller's String on every call path, or be refused

  matz/spinel#6179 · Filter by author FrancescoK opened on Sep 30, 2026
  9