1 files changed, 2 insertions, 2 deletions
diff --git a/gdb/m2-exp.y b/gdb/m2-exp.y
index acf2e1b..9179187 100644
--- a/gdb/m2-exp.y
+++ b/gdb/m2-exp.y
@@ -65,7 +65,7 @@ int yyparse (void);
 
 static int yylex (void);
 
-void yyerror (char *);
+void yyerror (const char *);
 
 static int parse_number (int);
 
@@ -1050,7 +1050,7 @@ m2_parse (struct parser_state *par_state)
 }
 
 void
-yyerror (char *msg)
+yyerror (const char *msg)
 {
   if (prev_lexptr)
     lexptr = prev_lexptr;