### Related - [ ] https://github.com/dlang/dmd/issues/21543 - [ ] https://github.com/dlang/dmd/issues/21500 - [ ] https://github.com/dlang/dmd/issues/20709 - [ ] https://github.com/dlang/dmd/issues/20700 - [ ] https://github.com/dlang/dmd/issues/21125 - [ ] https://github.com/dlang/dmd/issues/18249 - [x] https://github.com/dlang/dmd/pull/21692 - [x] https://github.com/dlang/dmd/pull/22248
Related
__int128orfloat16used in x86 SIMD headers dlang/dmd#21543__Float32x4_tand arm_neon unsupported dlang/dmd#21500object.size_tand importCsize_tdlang/dmd#20709_Float16for ImportC dlang/dmd#20700-edition=YYYYsemantics dlang/dmd#22248