stage1 部分功能测试00,01,02,06成功

stage1/test03.spl

@@ -0,0 +1,32 @@
+#[extern("vm")] fn vm_printf(fmt: *u8, ...) void;
+
+type Point = struct {
+    x: i32,
+    y: i32,
+}
+
+type Enum = enum {
+    Int,
+    Add
+}
+
+type Expr = enum {
+    Int: i32,
+    Add: struct { left: *Expr, right: *Expr },
+}
+
+fn eval(e: *Expr) i32 {
+    match e {
+        .Int(val) => return val,
+        .Add(left, right) => return eval(left) + eval(right),
+    }
+    return 0;
+}
+
+fn main() void {
+    var p: Point = Point { .x = 3, .y = 4 };
+    vm_printf("%d %d\n", p.x, p.y);
+
+    vm_printf("basic enum\n", Enum.Int, Enum.Add);
+    ret;
+}