diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9b03ac34b15..103dd667540 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2016-05-06  Jakub Jelinek  <jakub@redhat.com>
+
+	* genmddump.c (main): Convert argv from char ** to const char **.
+
 2016-05-06  David Malcolm  <dmalcolm@redhat.com>
 
 	* coretypes.h (OVERRIDE): New macro.
diff --git a/gcc/genmddump.c b/gcc/genmddump.c
index 35bc79c3c51..a9c93a83122 100644
--- a/gcc/genmddump.c
+++ b/gcc/genmddump.c
@@ -35,10 +35,10 @@
 #include "gensupport.h"
 
 
-extern int main (int, char **);
+extern int main (int, const char **);
 
 int
-main (int argc, char **argv)
+main (int argc, const char **argv)
 {
   progname = "genmddump";
 
@@ -57,4 +57,3 @@ main (int argc, char **argv)
   fflush (stdout);
   return (ferror (stdout) != 0 ? FATAL_EXIT_CODE : SUCCESS_EXIT_CODE);
 }
-