diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f12ffca4ea5..4de017dcd07 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2017-03-03  Martin Liska  <mliska@suse.cz>
+
+	* tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
+	Remove unused variable.
+
 2017-03-03  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/79807
diff --git a/gcc/tree-ssa-loop-prefetch.c b/gcc/tree-ssa-loop-prefetch.c
index a1372074e9f..339eeafcfee 100644
--- a/gcc/tree-ssa-loop-prefetch.c
+++ b/gcc/tree-ssa-loop-prefetch.c
@@ -2035,7 +2035,6 @@ pass_loop_prefetch::execute (function *fun)
   if (number_of_loops (fun) <= 1)
     return 0;
 
-  bool warned_p = false;
   if ((PREFETCH_BLOCK & (PREFETCH_BLOCK - 1)) != 0)
     {
       static bool warned = false;