langref: update for new packed union rules

This commit is contained in:
Andrew Kelley 2025-09-05 19:45:18 -07:00
parent b074299124
commit 8c631ebfee

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@ -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#}