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| author | Corey Farwell <coreyf@rwell.org> | 2017-04-05 23:51:43 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2017-04-05 23:51:43 -0400 |
| commit | 89b364d687b7a3d16fb9553f7b5b0c034c406d91 (patch) | |
| tree | 54e5bab4924318f488d3a81d38d839ee1f1d3d1b /src/libsyntax/ext | |
| parent | e4a62109c9694263002c4c80cd2c13cf7913a15e (diff) | |
| parent | 6a9448b523b95dbc850e856508342644fc17db45 (diff) | |
Rollup merge of #41050 - jseyfried:fix_derive_parsing, r=petrochenkov
macros: fix bug parsing `#[derive]` invocations Fixes #40962 (introduced in #40346). r? @nrc
Diffstat (limited to 'src/libsyntax/ext')
| -rw-r--r-- | src/libsyntax/ext/derive.rs | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/src/libsyntax/ext/derive.rs b/src/libsyntax/ext/derive.rs index c79040424f6..e7c5d8278d9 100644 --- a/src/libsyntax/ext/derive.rs +++ b/src/libsyntax/ext/derive.rs @@ -26,7 +26,8 @@ pub fn collect_derives(cx: &mut ExtCtxt, attrs: &mut Vec<ast::Attribute>) -> Vec return true; } - match attr.parse_list(cx.parse_sess, |parser| parser.parse_path(PathStyle::Mod)) { + match attr.parse_list(cx.parse_sess, + |parser| parser.parse_path_allowing_meta(PathStyle::Mod)) { Ok(ref traits) if traits.is_empty() => { cx.span_warn(attr.span, "empty trait list in `derive`"); false |