fix: eliminate remaining DBIC-final regressions (op/do.t, op/postfixderef.t, op/tie.t)#566

Merged

fglock merged 43 commits intomasterfrom

feature/dbic-final-integration

Apr 27, 2026

Commits on Apr 26, 2026

perf+safety: DBIC-safe perf optimisations (+ post-merge fixes) on top of master

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fix(interpreter): handle @{EXPR}{slice} assignment in CompileAssignment

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fix(sort): return inside sort comparator returns from the comparator

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fix(interpreter): SPLIT opcode honours scalar vs list call context

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fix(interpreter): `for our $i (...)` — iterator writes to the `our` global

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fix(interpreter): patchLastHashGetForLocal must not misinterpret operands

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Revert "fix(interpreter): patchLastHashGetForLocal must not misinterpret operands"
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fix(runtime): undef %hash fires DESTROY progressively, not after clearing

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fix(weakref): named hash/array lexicals are walker roots via localBindingExists

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fix(interpreter): \(LIST) flattens before per-element reference creation

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docs: PR #552 remaining regressions report

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fix(interpreter): `local our VAR` re-loads the localized global into ourReg

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fix(interpreter): `local(*foo) = *bar` single-glob list-local assignment

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docs: update PR #552 remaining regressions report (12 remaining)

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fix(interpreter): preserve read-only aliasing for literals in LIST context

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fix(interpreter): SET_SCALAR preserves read-only alias through refgen path

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docs: update PR #552 status — 23/26 regressions fixed, 3 remain

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fix(interpreter): introduce ReadOnlyAlias wrapper for foreach literal aliasing

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docs: PR #552 final status — net +151 passing, ~0 real regressions

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fix(runtime): ReadOnlyAlias extends RuntimeScalarReadOnly with delegated reads

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docs: PR #552 final status — net +253 passing, 50 real regressions

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fix(jvm): array-literal closing flush is scope-bound (popAndFlush)

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fix(refgen): \(LIST) only flattens single-array/hash/range, not multi-element

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fix(require): preserve %INC entry as undef on compilation failure

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fix(runtime): chop/chomp on read-only scalar return silently, don't throw

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docs: PR #552 final status — net +199 passing, zero real regressions

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revert: array-literal popAndFlush — restore DBIC parity

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fix(harness): exec wrapper + process-group kill on test timeout

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perf(hash): O(1) flush fast path in `undef %hash` when no DESTROYable values

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fix(runtime): re-enable bless stash-alias canonicalisation

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fix(jvm): array literal defers flush to statement boundary

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fix(refcount): SvREFCNT lexical binding + list-assign undef-leak

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fix(test-runner): add op/recurse.t to -Xss256m whitelist

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fix(refcount): Internals::SvREFCNT discounts the function-arg owner

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fix(jvm): drop spurious flushAboveMark at every statement boundary

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fix(destroy): null-guard global arrays/hashes during global destruction

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fix(tools): compare_test_logs.pl — known-flake whitelist

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fix(parser): tie BAREWORD now produces compile-time "Can't modify constant"

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fix(destroy): fire DESTROY for blessed local'd arrays/hashes at scope exit

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docs: update plan doc with current status, Step C complete
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docs: detailed Step D (op/do.t RT 124248) investigation notes

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docs: Step D Path 1 attempt rejected (2 new regressions)
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fix(do-block): FREETMPS for do-blocks with fresh-result expressions

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