decl: Disallow members with incomplete types

Make an exception for flexible array members, though we should also
check that the flexible array member, if any, is last.

1 files changed, 10 insertions, 0 deletions

diff --git a/test/struct-flexible-array.c b/test/struct-flexible-array.c
new file mode 100644
index 0000000..57bd95a
--- /dev/null
+++ b/test/struct-flexible-array.c
@@ -0,0 +1,10 @@
+struct s {
+	int a;
+	short b[];
+};
+
+int x = sizeof(struct s);
+
+int f(struct s *s) {
+	return s->b[2];
+}