new file mode 100644
@@ -0,0 +1,23 @@
+/* { dg-do compile } */
+/* { dg-options "-mcpu=nps400 -mq-class -mbitops -munaligned-access -mcmem -O2 -fno-strict-aliasing" } */
+
+enum npsdp_mem_space_type {
+ NPSDP_EXTERNAL_MS = 1
+};
+struct npsdp_ext_addr {
+ struct {
+ struct {
+ enum npsdp_mem_space_type mem_type : 1;
+ unsigned msid : 5;
+ };
+ };
+ char user_space[];
+} a;
+char b;
+void fn1() {
+ ((struct npsdp_ext_addr *)a.user_space)->mem_type = NPSDP_EXTERNAL_MS;
+ ((struct npsdp_ext_addr *)a.user_space)->msid =
+ ((struct npsdp_ext_addr *)a.user_space)->mem_type ? 1 : 10;
+ while (b)
+ ;
+}