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Diffstat (limited to 'crates/hir-def/src/body/lower.rs')
| -rw-r--r-- | crates/hir-def/src/body/lower.rs | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/crates/hir-def/src/body/lower.rs b/crates/hir-def/src/body/lower.rs index 889544e151..7071fcb939 100644 --- a/crates/hir-def/src/body/lower.rs +++ b/crates/hir-def/src/body/lower.rs @@ -505,6 +505,9 @@ impl ExprCollector<'_> { let mut args = Vec::new(); let mut arg_types = Vec::new(); if let Some(pl) = e.param_list() { + let num_params = pl.params().count(); + args.reserve_exact(num_params); + arg_types.reserve_exact(num_params); for param in pl.params() { let pat = this.collect_pat_top(param.pat()); let type_ref = |