From 09c62c3f6ebaf21a0867b53a9e853e5ae234c4c2 Mon Sep 17 00:00:00 2001
From: ringabout <43030857+ringabout@users.noreply.github.com>
Date: Fri, 19 Sep 2025 22:19:19 +0800
Subject: [PATCH] Update compiler/ccgexprs.nim

---
 compiler/ccgexprs.nim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim
index 72c741b12b..4fee4670b5 100644
--- a/compiler/ccgexprs.nim
+++ b/compiler/ccgexprs.nim
@@ -368,7 +368,7 @@ proc genAssignment(p: BProc, dest, src: TLoc, flags: TAssignmentFlags) =
       elif dest.storage == OnHeap:
         let rd = rdLoc(dest)
         let rs = rdLoc(src)
-        if dest.lode.typ.kind == tySink:
+        if dest.lode.typ != nil and dest.lode.typ.kind == tySink:
           p.s(cpsStmts).addAssignment(rd, rs)
         else:
           # we use a temporary to care for the dreaded self assignment: