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Cn types - v2
- #9
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Cn types - v2
#9
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Commits on Feb 19, 2026
Fix C1/C5/C7 audit issues: integer types, PEwrapI operator, PEundef obligations (42/46)
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Implement C2: CN pointer algebraic datatype in SMT encoding (42/46)
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Fix C3 unit encoding, add pointer arithmetic elaboration (42→43/46)
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Implement C4: struct SMT support, resource unpacking/repacking, tag resolution (43/46)
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H4 fall-through defaults, H1 structMember type inference, C6 overflow checking, parser multi-requires fix (43→44/46)
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M2 representable/aligned constraints, H7 sym_eqs, SmtLib representable expansion, add CN tests to CI (44→45/46)
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Phase 7: Add 36 new CN tests (054-089) from CN suite, cn-tutorial, and custom
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Phase 7b: optional resource types, bitwise ops, CN builtins, % rem fix (78/82 tests)
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CN test performance: add --nolibc/--libc-only flags, rename libc tests
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Fix SmtLib for sizeof/structOffsets Except return types after rebase
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Normalize test_cn.sh output: one-line-per-test format, match test_interp patterns
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H5: Inline SMT solver during type checking, with CN-aligned review fixes
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Switch SMT solver from Z3 to cvc5, fix inline solver parameter declarations
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Fix nested struct resource repacking, add DIVERGES-FROM-CN/FIXME conventions
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CN audit Wave 1: SMT fixes, simplification, derived constraints, alpha-renaming
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CN audit Wave 2: pointer memops, pexpr cases, ghost parameters
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Implement SeqRMW type checking with lazy muCore param slot handling
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Commits on Feb 20, 2026
Ghost statement detection + symbol resolution + SMT preamble fix
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CN audit Wave 3: loop invariants, global accesses, ghost params, array matching
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Commits on Feb 21, 2026
CN audit Wave 4: ghost extract/focus, QPredicate alpha-renaming, simplification (90/90)
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CN audit Wave 5: pointer ops, SMT completeness, representable/good (90/90)
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CN audit Wave 6-7: alpha-renaming fix, 13 new tests (103/103)
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CN audit Phase 2: fix 14 bugs, close 13 gaps, 11 quality improvements (103/103)
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CN audit Phase 2b: simplifier context, fresh IDs, QPredicate coverage, splitCase cleanup
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Commits on Feb 27, 2026
Fail-never-guess audit: fix 8 silent error swallowing violations (102/103)
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Fix loop invariant SMT bug: resolve constraints against output symbols (103/103)
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Commits on Jul 29, 2026
WIP: uncommitted working-tree state at pre-wipe backup
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