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don't refcount the empty tag union

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Folkert 2023-05-02 22:19:47 +02:00
parent fb123b8990
commit cb4b726c7e
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1 changed files with 21 additions and 17 deletions
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4
crates/compiler/mono/src/code_gen_help/refcount.rs
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@ -1280,6 +1280,9 @@ fn refcount_union_nonrec<'a>(
let continuation = rc_return_stmt(root, ident_ids, ctx); let continuation = rc_return_stmt(root, ident_ids, ctx);
if tag_layouts.is_empty() {
continuation
} else {
let switch_stmt = refcount_union_contents( let switch_stmt = refcount_union_contents(
root, root,
ident_ids, ident_ids,
@ -1299,6 +1302,7 @@ fn refcount_union_nonrec<'a>(
switch_stmt, switch_stmt,
)) ))
} }
}
fn refcount_union_contents<'a>( fn refcount_union_contents<'a>(
root: &mut CodeGenHelp<'a>, root: &mut CodeGenHelp<'a>,