diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index 7d52ba0252b..344e633d842 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2015-09-28  Doug Evans  <dje@google.com>
+
+	* gdb.base/gcore.c (array_func): Add reference to static_array.
+
 2015-09-25  Simon Marchi  <simon.marchi@ericsson.com>
 
 	* gdb.gdb/selftest.exp (do_steps_and_nexts): Adjust expected
diff --git a/gdb/testsuite/gdb.base/gcore.c b/gdb/testsuite/gdb.base/gcore.c
index d6acc1f9b9c..b6d8d54e5df 100644
--- a/gdb/testsuite/gdb.base/gcore.c
+++ b/gdb/testsuite/gdb.base/gcore.c
@@ -46,6 +46,8 @@ array_func ()
       un_initialized_array[i] = extern_array[i] + 8;
       local_array[i] = extern_array[i] + 12;
     }
+  /* Reference static_array so that clang doesn't discard it.  */
+  (void) static_array[0];
   terminal_func ();
 }