1 files changed, 1 insertions, 0 deletions
diff --git a/lexer.hh b/lexer.hh
index 31be74169f..ec7c9b929f 100644
--- a/lexer.hh
+++ b/lexer.hh
@@ -12,4 +12,5 @@ int lookup_keyword(String s);
 
 Identifier* lookup_identifier(String s);
 void add_identifier(Identifier*i);
+void delete_identifiers();
 #endif