diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fdae3d1909ae..21631ae0679b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2018-10-04  Tamar Christina  <tamar.christina@arm.com>
+
+	* params.c (add_params): Fix initialization.
+
 2018-10-04  Martin Liska  <mliska@suse.cz>
 
 	PR gcov-profile/84107
diff --git a/gcc/params.c b/gcc/params.c
index b6a33dfd6bf8..af473968e0b6 100644
--- a/gcc/params.c
+++ b/gcc/params.c
@@ -87,12 +87,10 @@ add_params (const param_info params[], size_t n)
   if (!diagnostic_ready_p ())
     diagnostic_initialize (global_dc, 0);
 
-  /* Now perform some validation and set the value if it validates.  */
-  for (size_t i = 0; i < n; i++)
-    {
-       if (validate_param (dst_params[i].default_value, dst_params[i], (int)i))
-	  dst_params[i].default_value = dst_params[i].default_value;
-    }
+  /* Now perform some validation and validation failures trigger an error so
+     initialization will stop.  */
+  for (size_t i = num_compiler_params - n; i < n; i++)
+    validate_param (params[i].default_value, params[i], (int)i);
 }
 
 /* Add all parameters and default values that can be set in both the