X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/686e83e396696572171fad32f440cc279ab82a75..8f462efe923947cc4e72deea5b0fa93a5f88000d:/src/named-ref.h?ds=sidebyside

diff --git a/src/named-ref.h b/src/named-ref.h
index 0f96e463..46d9d8d4 100644
--- a/src/named-ref.h
+++ b/src/named-ref.h
@@ -37,6 +37,9 @@ typedef struct named_ref
 /* Allocate a named reference object. */
 named_ref *named_ref_new (uniqstr id, location loc);
 
+/* Allocate and return a copy.  */
+named_ref *named_ref_copy (const named_ref *r);
+
 /* Free a named reference object. */
 void named_ref_free (named_ref *r);