diff options
Diffstat (limited to 'compiler/rustc_builtin_macros/src/concat.rs')
| -rw-r--r-- | compiler/rustc_builtin_macros/src/concat.rs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/compiler/rustc_builtin_macros/src/concat.rs b/compiler/rustc_builtin_macros/src/concat.rs index 9695fb4fe..6b8330bfd 100644 --- a/compiler/rustc_builtin_macros/src/concat.rs +++ b/compiler/rustc_builtin_macros/src/concat.rs @@ -33,7 +33,7 @@ pub fn expand_concat( accumulator.push_str(&b.to_string()); } Ok(ast::LitKind::CStr(..)) => { - cx.emit_err(errors::ConcatCStrLit{ span: e.span}); + cx.emit_err(errors::ConcatCStrLit { span: e.span }); has_errors = true; } Ok(ast::LitKind::Byte(..) | ast::LitKind::ByteStr(..)) => { @@ -49,7 +49,9 @@ pub fn expand_concat( } }, // We also want to allow negative numeric literals. - ast::ExprKind::Unary(ast::UnOp::Neg, ref expr) if let ast::ExprKind::Lit(token_lit) = expr.kind => { + ast::ExprKind::Unary(ast::UnOp::Neg, ref expr) + if let ast::ExprKind::Lit(token_lit) = expr.kind => + { match ast::LitKind::from_token_lit(token_lit) { Ok(ast::LitKind::Int(i, _)) => accumulator.push_str(&format!("-{i}")), Ok(ast::LitKind::Float(f, _)) => accumulator.push_str(&format!("-{f}")), |