I've added this as Issue 240422.1 <https://dwarfstd.org/issues/240422.1.html>.
-cary On Mon, Apr 22, 2024 at 5:01 PM Adrian Prantl via Dwarf-discuss < dwarf-discuss@lists.dwarfstd.org> wrote: > # Swift Language version scheme > > ## Background > > The list of languages at https://dwarfstd.org/languages-v6.html does not > list a version scheme for the Swift language. This proposal adds one. > > ## Overview > > The Swift programming language does not have a version scheme defined for > DW_AT_language_version. This proposal defines it to use the `VVMM` version > scheme. This way "Swift 5.10" would be > > ``` > DW_AT_language(DW_LANG_Swift) > DW_AT_language_version(510) > ``` > > and "Swift 6" would be `DW_AT_language_version(600)`. Even though Swift > package releases usually have a Major.Minor.Patch version scheme (e.g., > Swift 5.9.2), the Swift compiler frontend's LangOptions data structure only > uses Major.Minor to distinguish syntax changes in the parser (see > References). This version scheme is designed to match what the compiler > does. > > ## Proposed Changes > > Augment the table of language encodings to say > > ``` > Swift DW_LNAME_Swift 0x001a 0 VVMM > ``` > > ## Dependencies > > Issue 210419.1 > > ## References > > https://www.swift.org/download/ (see older releases for a history of > versions). > > https://github.com/apple/swift/blob/3d32f5fc8a9087add424a2704ef1dcd89c9307ff/include/swift/Basic/LangOptions.h#L174 > -- > Dwarf-discuss mailing list > Dwarf-discuss@lists.dwarfstd.org > https://lists.dwarfstd.org/mailman/listinfo/dwarf-discuss >
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