2 files changed, 39 insertions, 0 deletions
diff --git a/test/c/eq_struct.expect b/test/c/eq_struct.expect
new file mode 100644
index 00000000..9766475a
--- /dev/null
+++ b/test/c/eq_struct.expect
@@ -0,0 +1 @@
+ok
diff --git a/test/c/eq_struct.sail b/test/c/eq_struct.sail
new file mode 100644
index 00000000..b4258569
--- /dev/null
+++ b/test/c/eq_struct.sail
@@ -0,0 +1,38 @@
+default Order dec
+
+$include <flow.sail>
+$include <exception_basic.sail>
+
+val eq = "eq_anything" : forall ('a : Type). ('a, 'a) -> bool
+
+overload operator == = {eq}
+
+val neq : forall ('a : Type). ('a, 'a) -> bool
+
+overload operator != = {neq}
+
+overload ~ = {not_bool}
+
+function neq(x, y) = ~(eq(x, y))
+
+struct S = {
+  field1: int,
+  field2: vector(8, dec, bit)
+}
+
+val "print" : string -> unit
+
+val main : unit -> unit effect {escape}
+
+function main() = {
+  let s : S = struct {
+    field1 = 4,
+    field2 = 0xFF
+  };
+  assert(s == s, "1");
+  assert(~(s == { s with field2 = 0xAB }), "2");
+  assert(s != { s with field1 = 5}, "3");
+  assert(s == { s with field2 = 0xFF });
+  assert({ s with field1 = 0} == {s with field1 = 0});
+  print("ok\n")
+}
+\ No newline at end of file