diff options
Diffstat (limited to 'src/libsyntax')
| -rw-r--r-- | src/libsyntax/attr/mod.rs | 5 | ||||
| -rw-r--r-- | src/libsyntax/feature_gate.rs | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/src/libsyntax/attr/mod.rs b/src/libsyntax/attr/mod.rs index 5404420988c..64876659477 100644 --- a/src/libsyntax/attr/mod.rs +++ b/src/libsyntax/attr/mod.rs @@ -455,6 +455,11 @@ pub fn find_by_name<'a>(attrs: &'a [Attribute], name: &str) -> Option<&'a Attrib attrs.iter().find(|attr| attr.check_name(name)) } +pub fn filter_by_name<'a>(attrs: &'a [Attribute], name: &'a str) + -> impl Iterator<Item = &'a Attribute> { + attrs.iter().filter(move |attr| attr.check_name(name)) +} + pub fn first_attr_value_str_by_name(attrs: &[Attribute], name: &str) -> Option<Symbol> { attrs.iter() .find(|at| at.check_name(name)) diff --git a/src/libsyntax/feature_gate.rs b/src/libsyntax/feature_gate.rs index cb15c517c17..55652c481bd 100644 --- a/src/libsyntax/feature_gate.rs +++ b/src/libsyntax/feature_gate.rs @@ -1614,7 +1614,7 @@ impl<'a> Visitor<'a> for PostExpansionVisitor<'a> { } ast::ItemKind::Struct(..) => { - if let Some(attr) = attr::find_by_name(&i.attrs[..], "repr") { + for attr in attr::filter_by_name(&i.attrs[..], "repr") { for item in attr.meta_item_list().unwrap_or_else(Vec::new) { if item.check_name("simd") { gate_feature_post!(&self, repr_simd, attr.span, |