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recognize functions that become tail-recursive after closure conversion

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Folkert 2022-01-19 20:09:20 +01:00
parent aecafe5c80
commit 4c445f9f24
2 changed files with 12 additions and 3 deletions
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5
compiler/mono/src/layout.rs
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@ -538,6 +538,11 @@ impl<'a> LambdaSet<'a> {
*self.representation
}
/// Does the lambda set contain the given symbol?
pub fn contains(&self, symbol: Symbol) -> bool {
self.set.iter().any(|(s, _)| *s == symbol)
}
pub fn is_represented(&self) -> Option<Layout<'a>> {
if let Layout::Struct(&[]) = self.representation {
None