SWIG-4.4.1 released

William Fulton — Mon, 08 Dec 2025 07:43:10 -0000

SWIG-4.4.0 released

William Fulton — Mon, 20 Oct 2025 18:04:52 -0000

Python-3.14 and early Python-3.15 support including modernisations:
- Remove some DeprecationWarnings.
- Added support for free-threading Python.
- Multi-phase module initialization.
- Use heap types instead of static types.
Go minimum version is now 1.20.
Removed support for MzScheme/Racket.
Minor typemap improvements.
compactdefaultarg feature improvements and fixes.
Fewer C, C++ and Java compiler warnings in generated code.
c++-14 auto return type parsing fixes.
Various improvements related to parsing expressions.
Runtime type system thread safety fixes.
Minor fixes and improvements specific to:
C#, D, Guile, Java, Javascript, Lua, Perl, PHP, Python, Tcl.

William Fulton — Tue, 15 Apr 2025 21:36:39 -0000

William Fulton — Sun, 20 Oct 2024 18:43:47 -0000

SWIG-4.3.0 summary:

Add experimental support for C as a target language.
MzScheme/Racket is deprecated and planned for removal in SWIG-4.4.
The distributed Windows binary is now a 64-bit executable.
Add some missing use of move semantics for performance improvements.
Enhanced handling of namespaces when using the nspace feature.
STL wrapper enhancements for std::unique_ptr, std::string_view,
std::filesystem.
Various enum and enum class wrapping improvements.
Other C++ handling improvements around templates, friends, C++11
trailing return types and C++17 fold expressions.
Many parser improvements for both C and C++, especially expressions.
Improvements to handling of string and character literals.
Minor preprocessor fixes.
Python: Stricter stable ABI conformance, add support for python-3.13.
C#: Add support for converting Doxygen comments into XML C# comments.
Various other target language specific enhancements and updates for
Java, Javascript, Lua, MzScheme, Ocaml, Octave, Perl, Python, R, Ruby.

William Fulton — Sat, 24 Feb 2024 14:07:35 -0000

SWIG-4.2.1 is primarily a stability and regression fix release, but also includes:

William Fulton — Sun, 31 Dec 2023 00:12:46 -0000

SWIG-4.2.0 summary:

Various template wrapping improvements: template template parameters,
variadic templates, partially specialized templates, const template
parameters and improved error checking instantiating templates.
Improved decltype() support for expressions.
C++14 auto without trailing return type and C++11 auto variables.
Numerous C++ using declarations improvements.
Numerous fixes for constructors, destructors and assignment operators:
implicit, default and deleted and related non-assignable variable
wrappers.
STL: std::array and std::map improvements, std::string_view support
added.
Various C preprocessor improvements.
Various issues fixed to do with architecture specific long type.
Various Doxygen improvements.
D1/Tango support removed. D2/Phobos is now the supported D version
and SWIG now generates code which works with recent D2 releases.
New Javascript generator targeting Node.js binary stable ABI Node-API.
Octave 8.1 support added.
PHP7 support removed, PHP8 is now the supported PHP version.
Python STL container wrappers now use the Python Iterator Protocol.
Python stable ABI support added.
Python 3.12 support added.
Ruby 3.2 and 3.3 support.
Scilab 2023.* support added.
Various minor enhancements for C#, Go, Guile, Javascript, Lua, Ocaml,
Perl, PHP, R, Racket, Ruby, Scilab and Tcl.
A number of deprecated features have been removed.

William Fulton — Wed, 30 Nov 2022 22:52:52 -0000

SWIG-4.1.1 summary:

William Fulton — Mon, 24 Oct 2022 23:04:15 -0000

SWIG-4.1.0 summary:

William Fulton — Mon, 08 Jun 2020 19:33:26 -0000

SWIG-4.0.2 summary:

William Fulton — Wed, 21 Aug 2019 17:40:51 -0000

SWIG-4.0.1 summary:

SWIG now cleans up on error by removing all generated files.
Add Python 3.8 support.
Python Sphinx compatibility added for Doxygen comments.
Some minor regressions introduced in 4.0.0 were fixed.
Fix some C++17 compatibility problems in Python and Ruby generated code.
Minor improvements/fixes for C#, Java, Javascript, Lua, MzScheme, Ocaml, Octave and Python.