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Diffstat (limited to 'crates/mbe/src/expander.rs')
| -rw-r--r-- | crates/mbe/src/expander.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/crates/mbe/src/expander.rs b/crates/mbe/src/expander.rs index 60483809dc..9366048fd9 100644 --- a/crates/mbe/src/expander.rs +++ b/crates/mbe/src/expander.rs @@ -58,7 +58,7 @@ pub(crate) fn expand_rules<S: Span>( ExpandResult::new( tt::Subtree { delimiter: tt::Delimiter::invisible_spanned(call_site), - token_trees: vec![], + token_trees: Box::new([]), }, ExpandError::NoMatchingRule, ) |