initial draft

compiler/opt/opt.odin

@@ -0,0 +1,12 @@
+package opt
+
+import "../ir"
+
+Pass :: enum {
+	// Intentionally empty in v1. This enum is the stable optimization boundary.
+}
+
+run :: proc(module: ^ir.Module, passes: []Pass = nil) {
+	_ = module
+	_ = passes
+}