bjoernager/rust
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rustc_lint: remove unused to_string

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In this instance, we can just pass a &str slice
and save an allocation.
This commit is contained in:
est31 2020-10-20 19:09:50 +02:00
parent 4d247ad7d3
commit c647735f40
1 changed files with 3 additions and 3 deletions
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6
compiler/rustc_lint/src/types.rs
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@ -145,9 +145,9 @@ fn lint_overflowing_range_endpoint<'tcx>(
// We need to preserve the literal's suffix, // We need to preserve the literal's suffix,
// as it may determine typing information. // as it may determine typing information.
let suffix = match lit.node { let suffix = match lit.node {
LitKind::Int(_, LitIntType::Signed(s)) => s.name_str().to_string(), LitKind::Int(_, LitIntType::Signed(s)) => s.name_str(),
LitKind::Int(_, LitIntType::Unsigned(s)) => s.name_str().to_string(), LitKind::Int(_, LitIntType::Unsigned(s)) => s.name_str(),
LitKind::Int(_, LitIntType::Unsuffixed) => "".to_string(), LitKind::Int(_, LitIntType::Unsuffixed) => "",
_ => bug!(), _ => bug!(),
}; };
let suggestion = format!("{}..={}{}", start, lit_val - 1, suffix); let suggestion = format!("{}..={}{}", start, lit_val - 1, suffix);