diff options
Diffstat (limited to 'compiler/rustc_parse/src/lib.rs')
| -rw-r--r-- | compiler/rustc_parse/src/lib.rs | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/compiler/rustc_parse/src/lib.rs b/compiler/rustc_parse/src/lib.rs index 3dcadb4c9..b49a01d75 100644 --- a/compiler/rustc_parse/src/lib.rs +++ b/compiler/rustc_parse/src/lib.rs @@ -3,6 +3,7 @@ #![feature(array_windows)] #![feature(box_patterns)] #![feature(if_let_guard)] +#![feature(iter_intersperse)] #![feature(let_chains)] #![feature(never_type)] #![feature(rustc_attrs)] @@ -14,8 +15,7 @@ extern crate tracing; use rustc_ast as ast; use rustc_ast::token; use rustc_ast::tokenstream::TokenStream; -use rustc_ast::Attribute; -use rustc_ast::{AttrItem, MetaItem}; +use rustc_ast::{AttrItem, Attribute, MetaItem}; use rustc_ast_pretty::pprust; use rustc_data_structures::sync::Lrc; use rustc_errors::{Applicability, Diagnostic, FatalError, Level, PResult}; @@ -256,10 +256,12 @@ pub fn parse_cfg_attr( parse_sess: &ParseSess, ) -> Option<(MetaItem, Vec<(AttrItem, Span)>)> { match attr.get_normal_item().args { - ast::MacArgs::Delimited(dspan, delim, ref tts) if !tts.is_empty() => { + ast::AttrArgs::Delimited(ast::DelimArgs { dspan, delim, ref tokens }) + if !tokens.is_empty() => + { let msg = "wrong `cfg_attr` delimiters"; crate::validate_attr::check_meta_bad_delim(parse_sess, dspan, delim, msg); - match parse_in(parse_sess, tts.clone(), "`cfg_attr` input", |p| p.parse_cfg_attr()) { + match parse_in(parse_sess, tokens.clone(), "`cfg_attr` input", |p| p.parse_cfg_attr()) { Ok(r) => return Some(r), Err(mut e) => { e.help(&format!("the valid syntax is `{}`", CFG_ATTR_GRAMMAR_HELP)) |