Merge pull request #25163 from ziglang/packed-union-unused

forbid unused bits in packed unions
2026-04-26 13:01:34 +03:00 · 2025-09-06 12:08:31 -07:00
parent 91b3769b03 4f7aecd348
commit 4c01275664
10 changed files with 187 additions and 120 deletions
@@ -2496,6 +2496,7 @@ or
      {#header_open|packed union#}
      <p>A {#syntax#}packed union{#endsyntax#} has well-defined in-memory layout and is eligible
          to be in a {#link|packed struct#}.</p>
+      <p>All fields in a packed union must have the same {#link|@bitSizeOf#}.</p>
      {#header_close#}

      {#header_open|Anonymous Union Literals#}