From 6a74316c0e0fd22dcec4a7e1effe4c9306365733 Mon Sep 17 00:00:00 2001
From: demotomohiro <gpuppur@gmail.com>
Date: Wed, 29 Oct 2025 22:50:06 +0900
Subject: [PATCH] fixes assertion defect when encoding empty object type
 definition

---
 compiler/icnif/nifencoder.nim                | 3 ++-
 tests/icnif/testcode/modtesttypesections.nim | 3 +++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/compiler/icnif/nifencoder.nim b/compiler/icnif/nifencoder.nim
index 0903144c80..dccdcbd08d 100644
--- a/compiler/icnif/nifencoder.nim
+++ b/compiler/icnif/nifencoder.nim
@@ -99,6 +99,7 @@ proc toNifDef(c: var EncodeContext; typ: PType) =
       c.dest.buildTree sonsTag:
         for ch in typ.kids:
           c.toNif ch
+
     c.toNif typ.n
     c.toNif typ.owner
     c.toNif typ.sym
@@ -188,7 +189,7 @@ proc toNif(c: var EncodeContext; n: PNode) =
       c.withNode n:
         discard
     else:
-      assert n.kind in {nkArgList, nkBracket} or n.len > 0, $n.kind
+      assert n.kind in {nkArgList, nkBracket, nkRecList} or n.len > 0, $n.kind
       c.withNode(n):
         for i in 0 ..< n.len:
           c.toNif n[i]
diff --git a/tests/icnif/testcode/modtesttypesections.nim b/tests/icnif/testcode/modtesttypesections.nim
index 7ff5b0e5be..d858b5af9a 100644
--- a/tests/icnif/testcode/modtesttypesections.nim
+++ b/tests/icnif/testcode/modtesttypesections.nim
@@ -21,6 +21,8 @@ type
   TestPtrObj = ptr object
     x: int
 
+  TestEmptyObj = object
+
 var x: TestInt
 var testEnum: TestEnum
 var testEnum1 = X
@@ -34,3 +36,4 @@ var testPtrInt: TestPtrInt = nil
 var testPtrInt2: ptr int = nil
 var testRefObj: TestRefObj = nil
 var testPtrObj: TestPtrObj = nil
+var testEmptyObj: TestEmptyObj