diff options
Diffstat (limited to 'src/librustc/hir')
| -rw-r--r-- | src/librustc/hir/check_attr.rs | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/librustc/hir/check_attr.rs b/src/librustc/hir/check_attr.rs index d2270345260..d7194e9c2ca 100644 --- a/src/librustc/hir/check_attr.rs +++ b/src/librustc/hir/check_attr.rs @@ -47,7 +47,13 @@ struct CheckAttrVisitor<'a, 'tcx: 'a> { impl<'a, 'tcx> CheckAttrVisitor<'a, 'tcx> { /// Check any attribute. fn check_attributes(&self, item: &hir::Item, target: Target) { - self.tcx.trans_fn_attrs(self.tcx.hir.local_def_id(item.id)); + if target == Target::Fn { + self.tcx.trans_fn_attrs(self.tcx.hir.local_def_id(item.id)); + } else if let Some(a) = item.attrs.iter().find(|a| a.check_name("target_feature")) { + self.tcx.sess.struct_span_err(a.span, "attribute should be applied to a function") + .span_label(item.span, "not a function") + .emit(); + } for attr in &item.attrs { if let Some(name) = attr.name() { |