1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/c-c++-common/pr65556.c b/gcc/testsuite/c-c++-common/pr65556.c
new file mode 100644
index 00000000000..8629a48fdce
--- /dev/null
+++ b/gcc/testsuite/c-c++-common/pr65556.c
@@ -0,0 +1,23 @@
+/* PR c++/65556 */
+/* { dg-do compile } */
+
+struct S
+{
+  long l: 1;
+  long l2: 21;
+  unsigned long ul: 1;
+  unsigned long ul2: 21;
+} s;
+
+void
+fn ()
+{
+  switch (s.l)
+    case 0:;
+  switch (s.ul)
+    case 0:;
+  switch (s.l2)
+    case 0:;
+  switch (s.ul2)
+    case 0:;
+}