diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 30714f52aa..f45ff099f6 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,9 @@
+2020-05-30  Samuel Thibault  <samuel.thibault@ens-lyon.org>
+
+	* gnu-nat.c (gnu_xfer_auxv): Remove unused `res' variable.
+	(gnu_nat_target::find_memory_regions): Remove unused
+	`old_address' variable.
+
 2020-05-30  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 
 	* gnu-nat.c: Include "gdbarch.h".
diff --git a/gdb/gnu-nat.c b/gdb/gnu-nat.c
index 9b93488b41..8bee815e94 100644
--- a/gdb/gnu-nat.c
+++ b/gdb/gnu-nat.c
@@ -2552,7 +2552,6 @@ gnu_xfer_auxv (gdb_byte *readbuf, const gdb_byte *writebuf,
 		    ? gnu_current_inf->task->port : 0)
 		 : 0);
   process_t proc;
-  int res;
   kern_return_t err;
   vm_address_t entry;
   ElfW(auxv_t) auxv[2];
@@ -2642,7 +2641,6 @@ gnu_nat_target::find_memory_regions (find_memory_region_ftype func,
       mach_port_t object_name;
       vm_offset_t offset;
       vm_size_t region_length = VM_MAX_ADDRESS - region_address;
-      vm_address_t old_address = region_address;
 
       err = vm_region (task,
 		       &region_address,