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path: root/src/libsyntax/ext/source_util.rs
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-rw-r--r--src/libsyntax/ext/source_util.rs12
1 files changed, 1 insertions, 11 deletions
diff --git a/src/libsyntax/ext/source_util.rs b/src/libsyntax/ext/source_util.rs
index 4e2aab46542..c2ba8b983f5 100644
--- a/src/libsyntax/ext/source_util.rs
+++ b/src/libsyntax/ext/source_util.rs
@@ -4,7 +4,7 @@ use crate::ext::build::AstBuilder;
 use crate::parse::{self, token, DirectoryOwnership};
 use crate::print::pprust;
 use crate::ptr::P;
-use crate::symbol::{Symbol, sym};
+use crate::symbol::Symbol;
 use crate::tokenstream;
 
 use smallvec::SmallVec;
@@ -41,16 +41,6 @@ pub fn expand_column(cx: &mut ExtCtxt<'_>, sp: Span, tts: &[tokenstream::TokenTr
     base::MacEager::expr(cx.expr_u32(topmost, loc.col.to_usize() as u32 + 1))
 }
 
-/* __rust_unstable_column!(): expands to the current column number */
-pub fn expand_column_gated(cx: &mut ExtCtxt<'_>, sp: Span, tts: &[tokenstream::TokenTree])
-                  -> Box<dyn base::MacResult+'static> {
-    if sp.allows_unstable(sym::__rust_unstable_column) {
-        expand_column(cx, sp, tts)
-    } else {
-        cx.span_fatal(sp, "the __rust_unstable_column macro is unstable");
-    }
-}
-
 /// file!(): expands to the current filename */
 /// The source_file (`loc.file`) contains a bunch more information we could spit
 /// out if we wanted.