1 files changed, 39 insertions, 0 deletions
diff --git a/test/regression/bitfields1.c b/test/regression/bitfields1.c
new file mode 100644
index 0000000..c6022dd
--- /dev/null
+++ b/test/regression/bitfields1.c
@@ -0,0 +1,39 @@
+#include <stdio.h>
+
+struct s {
+  signed char a: 6;
+  unsigned int b: 2;
+};
+
+struct t {
+  unsigned int c: 16;
+  unsigned int d: 1;
+  short e: 8;
+};
+
+int f(struct s * x, struct t * y, int z)
+{
+  x->a += x->b;
+  y->d = z;
+  return y->c + y->e;
+}
+
+int main()
+{
+  struct s x;
+  struct t y;
+  int res;
+
+  x.a = 56;
+  x.b = 2;
+  y.c = 12345;
+  y.d = 0;
+  y.e = 89;
+  res = f(&x, &y, 1);
+
+  printf("x = {a = %d, b = %d }\n", x.a, x.b);
+  printf("y = {c = %d, d = %d, e = %d }\n", y.c, y.d, y.e);
+  printf("f returns %d\n", res);
+
+  return 0;
+}