From 5d36a59dd81de044f6528856b39804a8fe81887d Mon Sep 17 00:00:00 2001
From: Joe Conigliaro <joe@vlang.io>
Date: Fri, 12 Feb 2021 22:30:30 +1100
Subject: [PATCH] checker: fix returning [] from fn which retuns optional array

---
 vlib/v/checker/checker.v | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/vlib/v/checker/checker.v b/vlib/v/checker/checker.v
index b817ba2831..308ebb41af 100644
--- a/vlib/v/checker/checker.v
+++ b/vlib/v/checker/checker.v
@@ -2985,7 +2985,8 @@ pub fn (mut c Checker) array_init(mut array_init ast.ArrayInit) table.Type {
 		// }
 		array_info := type_sym.array_info()
 		array_init.elem_type = array_info.elem_type
-		return c.expected_type
+		// clear optional flag incase of: `fn opt_arr ?[]int { return [] }`
+		return c.expected_type.clear_flag(.optional)
 	}
 	// [1,2,3]
 	if array_init.exprs.len > 0 && array_init.elem_type == table.void_type {