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only reference count closures if the captured values are RC'd

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Folkert 2021-02-16 22:00:15 +01:00
parent bc0a6f24ef
commit c788965182
1 changed files with 4 additions and 1 deletions
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5
compiler/mono/src/inc_dec.rs
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@ -602,7 +602,10 @@ impl<'a> Context<'a> {
consume: bool,
) -> Self {
// can this type be reference-counted at runtime?
let reference = layout.contains_refcounted();
let reference = match layout {
Layout::Closure(_, closure, _) => closure.layout.contains_refcounted(),
_ => layout.contains_refcounted(),
};
let info = VarInfo {
reference,