diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 8c21f973137..49b2511cae2 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2020-11-18  Tom de Vries  <tdevries@suse.de>
+
+	* gdbtypes.c (update_static_array_size): Fix -Werror=bool-compare
+	warning.
+
 2020-11-17  Simon Marchi  <simon.marchi@polymtl.ca>
 
 	* gdbtypes.h (get_array_bounds): Return bool, adjust some
diff --git a/gdb/gdbtypes.c b/gdb/gdbtypes.c
index cde07702734..b822a369a16 100644
--- a/gdb/gdbtypes.c
+++ b/gdb/gdbtypes.c
@@ -1247,7 +1247,7 @@ update_static_array_size (struct type *type)
       if (element_type->code () == TYPE_CODE_ARRAY
 	  && TYPE_LENGTH (element_type) != 0
 	  && TYPE_FIELD_BITSIZE (element_type, 0) != 0
-	  && get_array_bounds (element_type, &low_bound, &high_bound) >= 0
+	  && get_array_bounds (element_type, &low_bound, &high_bound)
 	  && high_bound >= low_bound)
 	TYPE_FIELD_BITSIZE (type, 0)
 	  = ((high_bound - low_bound + 1)