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typeintersect: fix incorrect innervar handling under circular env #54545

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merged 3 commits into from
May 28, 2024

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@N5N3 N5N3 commented May 22, 2024

The infinite loop encountered in #54516 has been traced back to a circular bound during finish_unionall.
As we insert innervar more eagerly now, the direct jl_has_typevar could not find all circularity.
To address this, has_typevar_via_flatten_env is added to perform thorough check.
Although there is some code duplication with reachable_var, it could be improved in future refactoring.

#54516 also highlighted another free var escaping regression since v1.10. This regression is not solely
the result of incomplete checks, it is also caused by the missing final substitution of vb's bound, which has now been corrected.

At last, this PR adds an assertion of sorting complexity, which should facilitate the detection of similar issues by PkgEval.

close #54516

@N5N3 N5N3 added domain:types and dispatch Types, subtyping and method dispatch needs pkgeval Tests for all registered packages should be run with this change backport 1.11 Change should be backported to release-1.11 labels May 22, 2024
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N5N3 commented May 22, 2024

@nanosoldier runtests()

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The package evaluation job you requested has completed - possible new issues were detected.
The full report is available.

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N5N3 commented May 23, 2024

@nanosoldier runtests(["GeneralizedRouwenhorst", "MathProgBase", "Bonobo", "ManifoldDiff", "Groups", "BlockBandedMatrices", "CharacteristicInvFourier", "Pyehtim", "PolynomialRings", "NonsmoothOptim", "RangeEnclosures", "GLPKMathProgInterface", "Fri", "OOESAlgorithm", "LightGraphsFlows", "VarianceComponentModels", "PetroleumModels", "GuessworkQuantumSideInfo", "YasolSolver", "SchattenNorms", "LightGraphsMatching", "Chordal", "GARCH", "PWF", "BranchAndBound", "FreezeCurves", "Powersense", "OptimizationPRIMA", "OpSel", "RevealedPreferences", "OPFSampler", "TimetableSolver", "Algames", "PandaModels", "QUnfold", "NetDecOPF", "ApproxFunFourier", "DECAES", "OPFLearn", "ReservoirComputing", "SignalingDimension", "ConstraintModels", "CompEcon", "MarriageMarkets", "SparseSensors", "RHEOS", "QuasiCopula", "FLOWPanel", "ConstrainedSystems", "ControlSystemIdentification", "Yunir", "Catalyst", "SIAN", "FaultTolerantControl", "OptimizationMOI", "CollectiveSpins"])

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The package evaluation job you requested has completed - possible new issues were detected.
The full report is available.

@N5N3 N5N3 removed the needs pkgeval Tests for all registered packages should be run with this change label May 24, 2024
@N5N3 N5N3 requested a review from vtjnash May 24, 2024 09:36
@N5N3 N5N3 mentioned this pull request May 28, 2024
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This is amazing

@vtjnash vtjnash merged commit 92dfdca into JuliaLang:master May 28, 2024
7 of 9 checks passed
KristofferC pushed a commit that referenced this pull request May 29, 2024
…4545)

The infinite loop encountered in #54516 has been traced back to a
circular bound during `finish_unionall`.
As we insert innervar more eagerly now, the direct `jl_has_typevar`
could not find all circularity.
To address this, `has_typevar_via_flatten_env` is added to perform
thorough check.
Although there is some code duplication with `reachable_var`, it could
be improved in future refactoring.

#54516 also highlighted another free var escaping regression since
v1.10. This regression is not solely
the result of incomplete checks, it is also caused by the missing final
substitution of `vb`'s bound, which has now been corrected.

At last, this PR adds an assertion of sorting complexity, which should
facilitate the detection of similar issues by PkgEval.

close #54516

(cherry picked from commit 92dfdca)
@KristofferC KristofferC mentioned this pull request May 29, 2024
60 tasks
@N5N3 N5N3 deleted the circcheck branch May 29, 2024 12:17
DilumAluthge pushed a commit that referenced this pull request Jun 3, 2024
…4545)

The infinite loop encountered in #54516 has been traced back to a
circular bound during `finish_unionall`.
As we insert innervar more eagerly now, the direct `jl_has_typevar`
could not find all circularity.
To address this, `has_typevar_via_flatten_env` is added to perform
thorough check.
Although there is some code duplication with `reachable_var`, it could
be improved in future refactoring.

#54516 also highlighted another free var escaping regression since
v1.10. This regression is not solely
the result of incomplete checks, it is also caused by the missing final
substitution of `vb`'s bound, which has now been corrected.

At last, this PR adds an assertion of sorting complexity, which should
facilitate the detection of similar issues by PkgEval.
 
close #54516
KristofferC added a commit that referenced this pull request Jun 25, 2024
Backported PRs:
- [x] #54361 <!-- [LBT] Upgrade to v5.9.0 -->
- [x] #54474 <!-- Unalias source from dest in copytrito -->
- [x] #54548 <!-- Fixes for bitcast bugs with LLVM 17 / opaque pointers
-->
- [x] #54191 <!-- make `AbstractPipe` public -->
- [x] #53402 <!-- Add `jl_getaffinity` and `jl_setaffinity` -->
- [x] #53356 <!-- Rename at-scriptdir project argument to at-script and
search upwards for Project.toml -->
- [x] #54545 <!-- typeintersect: fix incorrect innervar handling under
circular env -->
- [x] #54586 <!-- Set storage class of julia globals to dllimport on
windows to avoid auto-import weirdness. Forward port of #54572 -->
- [x] #54587 <!-- Accomodate for rectangular matrices in `copytrito!`
-->
- [x] #54617 <!-- CLI: Use `GetModuleHandleExW` to locate libjulia.dll
-->
- [x] #54605 <!-- Allow libquadmath to also fail as it is not available
on all systems -->
- [x] #54634 <!-- Fix trampoline assembly for build on clang 18 on apple
silicon -->
- [x] #54635 <!-- Aggressive constprop in trevc! to stabilize triangular
eigvec -->
- [x] #54645 <!-- ensure we set the right value to gc_first_tid -->
- [x] #54554 <!-- make elsize public -->
- [x] #54648 <!-- Construct LazyString in error paths for tridiag -->
- [x] #54658 <!-- fix missing uuid check on extension when finding the
location of an extension -->
- [x] #54594 <!-- Switch to Pkg mode prompt immediately and load Pkg in
the background -->
- [x] #54669 <!-- Improve error message in inplace transpose -->
- [x] #54671 <!-- Add boundscheck in bindingkey_eq to avoid OOB access
due to data race -->
- [x] #54672 <!-- make: Fix `sed` command for LLVM libraries with no
symbol versioning -->
- [x] #54624 <!-- more precise aliasing checks for SubArray -->
- [x] #54679 <!-- 🤖 [master] Bump the Distributed stdlib from 6a07d98 to
6c7cdb5 -->
- [x] #54604 <!-- Fix tbaa annotation on union selector bytes inside of
structs -->
- [x] #54690 <!-- Fix assertion/crash when optimizing function with dead
basic block -->
- [x] #54704 <!-- LazyString in reinterpretarray error messages -->
- [x] #54718 <!-- fix prepend StackOverflow issue -->
- [x] #54674 <!-- Reimplement dummy pkg prompt as standard prompt -->
- [x] #54737 <!-- LazyString in interpolated error messages involving
types -->
- [x] #54642 <!-- Document GenericMemory and AtomicMemory -->
- [x] #54713 <!-- make: use `readelf` for LLVM symbol version detection
-->
- [x] #54760 <!-- REPL: improve prompt! async function handler -->
- [x] #54606 <!-- fix double-counting and non-deterministic results in
`summarysize` -->
- [x] #54759 <!-- REPL: Fully populate the dummy Pkg prompt -->
- [x] #54702 <!-- lowering: Recognize argument destructuring inside
macro hygiene -->
- [x] #54678 <!-- Don't let setglobal! implicitly create bindings -->
- [x] #54730 <!-- Fix uuidkey of exts in fast path of `require_stdlib`
-->
- [x] #54765 <!-- Handle no-postdominator case in finalizer pass -->
- [x] #54591 <!-- Don't expose guard pages to malloc_stack API consumers
-->
- [x] #54755 <!-- [TOML] remove Dates hack, replace with explicit usage
-->
- [x] #54721 <!-- add try/catch around scheduler to reset sleep state
-->
- [x] #54631 <!-- Avoid concatenating LazyString in setindex! for
triangular matrices -->
- [x] #54322 <!-- effects: add new `@consistent_overlay` macro -->
- [x] #54785
- [x] #54865
- [x] #54815
- [x] #54795
- [x] #54779
- [x] #54837 

Contains multiple commits, manual intervention needed:
- [ ] #52694 <!-- Reinstate similar for AbstractQ for backward
compatibility -->
- [ ] #54649 <!-- Less restrictive copyto! signature for triangular
matrices -->

Non-merged PRs with backport label:
- [ ] #54779 <!-- make recommendation clearer on manifest version
mismatch -->
- [ ] #54739 <!-- finish implementation of upgradable stdlibs -->
- [ ] #54738 <!-- serialization: fix relocatability bug -->
- [ ] #54574 <!-- Make ScopedValues public -->
- [ ] #54457 <!-- Make `String(::Memory)` copy -->
- [ ] #53957 <!-- tweak how filtering is done for what packages should
be precompiled -->
- [ ] #53452 <!-- RFC: allow Tuple{Union{}}, returning Union{} -->
- [ ] #53286 <!-- Raise an error when using `include_dependency` with
non-existent file or directory -->
- [ ] #51479 <!-- prevent code loading from lookin in the versioned
environment when building Julia -->
@KristofferC KristofferC removed the backport 1.11 Change should be backported to release-1.11 label Jun 25, 2024
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infinite loop in C code when trying to add a method
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