https://issues.dlang.org/show_bug.cgi?id=17277
--- Comment #1 from github-bugzi...@puremagic.com --- Commits pushed to master at https://github.com/dlang/dmd https://github.com/dlang/dmd/commit/9180e57bdd4a6330217be5fcefc30f965b0d365b Fix alignment/size of packed aggregates (issue #17277) Change the definition of an aggregate's overall alignment from maximum of each field's `max(natural type alignment, optional alignment attribute)` to maximum of each field's actual alignment (which may be less than its type's natural alignment). https://github.com/dlang/dmd/commit/6fc815992b66938e093fff537724614fddc06ad2 Merge pull request #6754 from kinke/fix17277 Fix alignment/size of packed aggregates (issue #17277) merged-on-behalf-of: Daniel Murphy <yebbl...@gmail.com> --