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Cppyy interop migration (draft PR for CI) - #22810

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guitargeek wants to merge 90 commits into

root-project:masterfrom

guitargeek:cppyy-interop-migration_jonas

Closed

Cppyy interop migration (draft PR for CI)#22810
guitargeek wants to merge 90 commits into
root-project:masterfrom
guitargeek:cppyy-interop-migration_jonas

Commits on Jul 29, 2026
- [cppinterop] Add Cling-specific RAII, lookup and dispatch patches [upstream]
  
  aaronj0
  authored and
  guitargeek
  committed
  54f2502
- [cppinterop] Fix JitCall codegen for deleted copy ctor in args [upstream]
  
  aaronj0
  authored and
  guitargeek
  committed
  9a38ec3
- [cppinterop] Use canonical return type in wrapper codegen [upstream]
  
  aaronj0
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  guitargeek
  committed
  6116963
- [cppyy-backend] Replace clingwrapper with compres forks [fork-baseline]
  
  aaronj0
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  guitargeek
  committed
  e6f290e
- [cppyy-backend] Make GetActualClass robust across platforms
  
  aaronj0
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  guitargeek
  committed
  cf9b604
- [cppyy-backend] Pass CPPINTEROP_DIR directly to AddIncludePath [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  56817dd
- [cppyy-backend] Apply ROOT patches on compres fork baseline [ROOT-patch]
  
  aaronj0
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  guitargeek
  committed
  2917c0a
- [cppyy-backend] Stage CppInterOp headers via etc/cppinterop [ROOT-patch]
  
  aaronj0
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  guitargeek
  committed
  4b22a21
- [cppyy] Replace frontend with compres forks [fork-baseline]
  
  aaronj0
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  guitargeek
  committed
  8d3ef91
- [cppyy] Match basic_string names with and without default template arguments
  
  aaronj0
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  guitargeek
  committed
  3b6db56
- [cppyy] Apply ROOT-specific patches [ROOT-patch]
  
  aaronj0
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  guitargeek
  committed
  3990032
- [CPyCppyy] Replace with compres forks [fork-baseline]
  
  aaronj0
  authored and
  guitargeek
  committed
  fb04a37
- [CPyCppyy] Refactor the global call-policy system into GlobalPolicyFlags [upstream]
  
  aaronj0
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  guitargeek
  committed
  3f787c2
- [CPyCppyy] Add converters/low-level views for fixed width integers [upstream]
  
  aaronj0
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  guitargeek
  committed
  00fea1e
- [CPyCppyy] Fix typos, call GetActualClass in instance cast_actual [upstream]
  
  aaronj0
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  guitargeek
  committed
  20805aa
- [CPyCppyy] Add CStringArrayConverter::ToMemory and buffer helper [upstream]
  
  aaronj0
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  guitargeek
  committed
  a46cc68
- [CPyCppyy] Pythonize: fix __iadd__ return and disable buggy __array__ [upstream]
  
  aaronj0
  authored and
  guitargeek
  committed
  d346f3f
- [CPyCppyy] Use complete basic_string<char> name with default template args [upstream]
  
  aaronj0
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  guitargeek
  committed
  0afca19
- [CPyCppyy] Match function-pointer overloads via TCppType_t [upstream]
  
  aaronj0
  authored and
  guitargeek
  committed
  61bd3d8
- [CPyCppyy] declare gException, drop CPYCPPYY_IMPORT from CPPInstance [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  30d2dfe
- [CPyCppyy] Add more converter/executor name aliases [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  fc15c85
- [CPyCppyy] Rename PyInit_libcppyy to Init for ROOT module split [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  f9dcc77
- [CPyCppyy] Pythonize: add std::span support and no-std wstring aliases [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  600e675
- [CPyCppyy] Add __template_args__ and signature-plus-template overload [ROOT-patch]
  
  aaronj0
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  guitargeek
  committed
  af9d0f5
- [CPyCppyy] Always convert returned to Python string [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  40b4257
- [CPyCppyy] Fix false addition of STLSequenceIter for pointer return-type iterators [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  54798fd
- [pyroot] Exclude canonical std::string from generic pretty-printer [ROOT-patch]
  
  aaronj0
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  committed
  01a9e53
- [Python] Pythonize templated classes cached in namespace [ROOT-patch]
  
  aaronj0
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  guitargeek
  committed
  58c118b
- [pyroot] Refactor RDF Filter/Define callable dispatch [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  417db49
- [ROOT] Use value_type instead of string manipulation to pythonize stl vector
  
  aaronj0
  authored and
  guitargeek
  committed
  22607b0
- [ROOT][test] Canonical name includes UL suffix for literal
  
  aaronj0
  authored and
  guitargeek
  committed
  c75dfae
- [cppinterop] Null-guard GetClassTemplateInstantiationArgs [upstream]
  
  aaronj0
  authored and
  guitargeek
  committed
  54e4a48
- [cppyy-backend] Resolve template arguments with real C++ unqualified lookup
  
  aaronj0
  authored and
  guitargeek
  committed
  aea239d
- [cppyy] Serialize CppInterOp calls with ROOT's interpreter lock
  guitargeek
  committed
  00e76ef
- [cppinterop] Use `::new` in wrappers that placement-new into a caller buffer
  guitargeek
  committed
  5eadceb
- [CPyCppyy] Restore support for non-const void*& arguments [upstream]
  guitargeek
  committed
  b9ffb00
- [CPyCppyy] Cache anonymous-enum constant values in CPPDataMember [upstream]
  guitargeek
  committed
  28221b7
- [cppyy-backend] Resolve qualified names relative to a parent scope
  guitargeek
  committed
  adabe5a
- [cppinterop] Keep template arguments qualified in GetCompleteName [upstream]
  guitargeek
  committed
  97cab17
- [cppyy] Remove old patches and patching script for cppyy
  guitargeek
  committed
  ff9e249
- [cppyy-backend] Fall back to per-candidate template instantiation in GetMethodTemplate
  guitargeek
  committed
  bed4046
- [cppyy-backend] Filter deleted functions from Python-visible overload sets
  guitargeek
  committed
  757ad5b
- [cppinterop] Cycle through ambiguous lookups in ExistsFunctionTemplate [upstream]
  guitargeek
  committed
  bab341e
- [cppinterop] Compile call wrappers without access control [upstream]
  guitargeek
  committed
  0c2a0a1
- [CPyCppyy] Exempt T* const& from the mutable pointer-reference ban
  guitargeek
  committed
  9980fc6
- [CPyCppyy] Raise TypeError when a C++ name cannot be constructed
  guitargeek
  committed
  3d75fb9
- [cppinterop] Do not expose inherited special-member constructors [upstream]
  guitargeek
  committed
  b913384
- [cppinterop] Use the defining declaration's type for unbounded arrays [upstream]
  guitargeek
  committed
  981b32b
- [CPyCppyy] Re-enable __array__ for vectors of non-class element types
  guitargeek
  committed
  7c289c3
- [cppyy-backend] Normalize exposed names to cppyy's canonical form
  guitargeek
  committed
  5657dae
- [cppinterop] Reject ill-formed instantiations in BestOverloadFunctionMatch [upstream]
  guitargeek
  committed
  2d97868
- [cppyy-backend] Resolve cppyy.gbl.gROOT to its underlying variable
  guitargeek
  committed
  bbf6854
- [CPyCppyy] Only pythonize size() as __len__ for integer-sized containers
  guitargeek
  committed
  ebf9ffb
- [cppinterop] Make IsAbstract safe for classes without a definition [upstream]
  guitargeek
  committed
  c9b4fb2
- [CPyCppyy] Auto-downcast polymorphic pointers read from memory
  guitargeek
  committed
  29397a8
- [CPyCppyy] Initialize pytc in TemplateProxy::Instantiate [upstream]
  guitargeek
  committed
  597c131
- [cppyy-backend] Fix compiler warnings
  guitargeek
  committed
  8662ab8
- [roottest] Adapt atlas-datavector template instantiation test to new cppyy
  guitargeek
  committed
  23a0728
- [CPyCppyy] Do not declare the Cppyy API dllimport on Windows
  guitargeek
  committed
  712a16c
- [CPyCppyy] Retry template lookup with 2-tuples typed as std::pair
  guitargeek
  committed
  9ab2ad3
- [cppinterop] Open a transaction before lookups that may deserialize [upstream]
  guitargeek
  committed
  f179a43
- [cppyy] Do not let the Windows std::endl workaround break the import
  guitargeek
  committed
  20e3343
- [cppinterop] Search base classes in GetNamed for class scopes [upstream]
  guitargeek
  committed
  f1f8b4f
- [CPyCppyy] Type Python complex as std::complex<double> in template args
  guitargeek
  committed
  b875719
- [cppinterop] Print type and scope names platform-independently [upstream]
  guitargeek
  committed
  75bc012
- [cppyy-backend] Add env-guarded tracing of JIT calls
  guitargeek
  committed
  c9e4fb9
- [cppinterop] Guard GetSizeOfType against a null type [upstream]
  guitargeek
  committed
  d92d15d
- [cppyy-backend] Do not call with an unsizable return buffer in CallO
  guitargeek
  committed
  facd684
- [RF] Delete fit objects before continuing in rs401d_FeldmanCousins.py
  guitargeek
  committed
  7bd82c6
- [cppinterop] Skip linkage specs when walking up parent scopes [upstream]
  guitargeek
  committed
  b6894fe
- [cppinterop] Use IsCopyConstructorDeleted for by-value args in calls [upstream]
  guitargeek
  committed
  9ac4f04
- [cling] Never resolve JIT symbols against legacy MSVC runtimes
  guitargeek
  committed
  6f9023d
- [cppyy-backend] Instantiate templated operator-> in smart-ptr detection
  guitargeek
  committed
  e854853
- [cppinterop] Resolve globals whose symbol exists in no loaded binary [upstream]
  guitargeek
  committed
  700ab18
- [cppyy] Do not implicitly convert to unrelated stdlib implementation details
  guitargeek
  committed
  2f4af2c
- [cppinterop] Return enum constant values as their int64_t bit pattern [upstream]
  
  aaronj0
  authored and
  guitargeek
  committed
  293f066
- [DF][Python] Enable ROOT thread safety on the distributed client
  guitargeek
  committed
  4de0219
- [cppyy] Detect cppexec errors from the captured diagnostics
  guitargeek
  committed
  b254af6
- [misc] Export named read-only data from bindexplib
  guitargeek
  committed
  c8cb96a
- [misc] Restrict bindexplib read-only data exports to C++-mangled names
  guitargeek
  committed
  4d22d7a
- [cppinterop] Keep only public using-shadows in class enumeration [upstream]
  guitargeek
  committed
  85032ad
- [cppyy] Expose non-public methods re-exposed via public using-declarations
  guitargeek
  committed
  9c9ec60
- [cppyy] Use comparison operators inherited from base classes
  guitargeek
  committed
  18a6e34
- [cppinterop] Require public path between same-template base instantiations [upstream]
  guitargeek
  committed
  b037467
- [cppyy] Search the global scope before the left operand's namespace for operators
  guitargeek
  committed
  47ebe6b
- [roottest] Disable python-cling-api on Windows
  guitargeek
  committed
  96e2903
- [tutorials] Disable the fitNormSum Python tutorial test on Windows 32 bit
  guitargeek
  committed
  d0bb6c0
- [CPyCppyy] Honor the global policy flag for implicit smart pointer conversion
  guitargeek
  committed
  b52daf8
- [cppyy-backend] Don't autocast to anonymous-namespace types in GetActualClass
  guitargeek
  committed
  0ee5193
- [cppyy] Adjust cppyy test expectations for the interop migration [ROOT-patch]
  
  aaronj0
  authored and
  guitargeek
  committed
  5e60e29

Commits

Commits on Jul 29, 2026