diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3d621f90452..186299abab2 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2019-11-25  Tobias Burnus  <tobias@codesourcery.com>
+
+	* config/gcn/mkoffload.c (COMMENT_PREFIX, struct id_map,
+	func_ids, funcs_tail, var_ids, vars_tail) Remove unused
+	definitions.
+
 2019-11-25  Martin Liska  <mliska@suse.cz>
 
 	* ipa-icf.c (sem_item_optimizer::dump_cong_classes): Clean
diff --git a/gcc/config/gcn/mkoffload.c b/gcc/config/gcn/mkoffload.c
index 40b56375b75..b5a2870057c 100644
--- a/gcc/config/gcn/mkoffload.c
+++ b/gcc/config/gcn/mkoffload.c
@@ -36,17 +36,6 @@
 
 const char tool_name[] = "gcn mkoffload";
 
-#define COMMENT_PREFIX "#"
-
-struct id_map
-{
-  id_map *next;
-  char *gcn_name;
-};
-
-static id_map *func_ids, **funcs_tail = &func_ids;
-static id_map *var_ids, **vars_tail = &var_ids;
-
 /* Files to unlink.  */
 static const char *gcn_s1_name;
 static const char *gcn_s2_name;