Pass a `Symbol` to `check_name`, `emit_feature_err`, and related functions.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/libsyntax_pos/lib.rs b/src/libsyntax_pos/lib.rs
index d690a391996..c5d6da74eb6 100644
--- a/src/libsyntax_pos/lib.rs
+++ b/src/libsyntax_pos/lib.rs
@@ -33,7 +33,7 @@ mod span_encoding;
 pub use span_encoding::{Span, DUMMY_SP};
 
 pub mod symbol;
-pub use symbol::sym;
+pub use symbol::{Symbol, sym};
 
 mod analyze_source_file;
 
@@ -388,7 +388,7 @@ impl Span {
     /// Checks if a span is "internal" to a macro in which `#[unstable]`
     /// items can be used (that is, a macro marked with
     /// `#[allow_internal_unstable]`).
-    pub fn allows_unstable(&self, feature: &str) -> bool {
+    pub fn allows_unstable(&self, feature: Symbol) -> bool {
         match self.ctxt().outer().expn_info() {
             Some(info) => info
                 .allow_internal_unstable