diff --git a/gdb/testsuite/ChangeLog b/gdb/testsuite/ChangeLog
index a6ac59d5e93..f91c4dcbbf3 100644
--- a/gdb/testsuite/ChangeLog
+++ b/gdb/testsuite/ChangeLog
@@ -1,3 +1,9 @@
+2020-10-06  Gary Benson <gbenson@redhat.com>
+
+	* gdb.base/list-ambiguous0.c (ambiguous_var): Add
+	__attribute__ ((used)).
+	* gdb.base/list-ambiguous1.c (ambiguous_var): Likewise.
+
 2020-10-06  Andrew Burgess  <andrew.burgess@embecosm.com>
 
 	* gdb.base/m32r.ld: Remove SEARCH_DIR line.  Add MEMORY regions,
diff --git a/gdb/testsuite/gdb.base/list-ambiguous0.c b/gdb/testsuite/gdb.base/list-ambiguous0.c
index c8519cf2bed..0ad3f789c61 100644
--- a/gdb/testsuite/gdb.base/list-ambiguous0.c
+++ b/gdb/testsuite/gdb.base/list-ambiguous0.c
@@ -25,7 +25,7 @@
 
 static void __attribute__ ((used)) ambiguous_fun (void) {}
 
-static int ambiguous_var;
+static int __attribute__ ((used)) ambiguous_var;
 
 
 
diff --git a/gdb/testsuite/gdb.base/list-ambiguous1.c b/gdb/testsuite/gdb.base/list-ambiguous1.c
index 19906b579f3..4de0f0e7627 100644
--- a/gdb/testsuite/gdb.base/list-ambiguous1.c
+++ b/gdb/testsuite/gdb.base/list-ambiguous1.c
@@ -28,7 +28,7 @@
    "list"'s behavior with ambiguous linespecs.  */
 static void __attribute__ ((used)) ambiguous_fun (void) {}
 
-static int ambiguous_var;
+static int __attribute__ ((used)) ambiguous_var;