1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/scan.h b/gcc/scan.h
index a61a82e..ff666185 100644
--- a/gcc/scan.h
+++ b/gcc/scan.h
@@ -59,7 +59,7 @@ extern int scan_string _PARAMS((FILE*, sstring *, int));
 extern int read_upto _PARAMS((FILE*, sstring*, int));
 extern char *xmalloc _PARAMS((unsigned));
 extern char *xrealloc _PARAMS((char *, unsigned));
-extern unsigned long hash _PARAMS((char*));
+extern unsigned long hash _PARAMS((const char*));
 
 /* get_token is a simple C lexer. */
 #define IDENTIFIER_TOKEN 300