ir: empty structures are legal in CTF

[babeltrace.git] / formats / ctf / ir / visitor.c

diff --git a/formats/ctf/ir/visitor.c b/formats/ctf/ir/visitor.c
index 62195b64adb6f3e7561b88e585686c287f29efb3..9b65ed58e62ce29b721dcb3ffc78808f87714a91 100644 (file)
--- a/formats/ctf/ir/visitor.c
+++ b/formats/ctf/ir/visitor.c
@@ -273,10 +273,11 @@ int field_type_recursive_visit(struct bt_ctf_field_type *type,
                        ctf_type_stack_peek(context->stack);
                int field_count = get_type_field_count(entry->type);
 
-               if (field_count <= 0) {
+               if (field_count <= 0 &&
+                               !bt_ctf_field_type_is_structure(entry->type)) {
                        /*
                         * Propagate error if one was given, else return
-                        * -1 since empty structures or variants are invalid
+                        * -1 since empty variants are invalid
                         * at this point.
                         */
                        ret = field_count < 0 ? field_count : -1;