From 0aa85beca09e330418864e9dc62a89e13a456bd9 Mon Sep 17 00:00:00 2001
From: ringabout <43030857+ringabout@users.noreply.github.com>
Date: Thu, 14 May 2026 17:22:57 +0800
Subject: [PATCH] fixes spawn

---
 compiler/lowerings.nim | 12 +++++++-----
 compiler/semmagic.nim  |  1 -
 2 files changed, 7 insertions(+), 6 deletions(-)

diff --git a/compiler/lowerings.nim b/compiler/lowerings.nim
index 72f2814459..f630b24510 100644
--- a/compiler/lowerings.nim
+++ b/compiler/lowerings.nim
@@ -63,11 +63,13 @@ proc newFastAsgnStmt*(le, ri: PNode): PNode =
   result[1] = ri
 
 proc newFastMoveStmt*(g: ModuleGraph, le, ri: PNode): PNode =
-  result = newNodeI(nkFastAsgn, le.info, 2)
-  result[0] = le
-  result[1] = newNodeIT(nkCall, ri.info, ri.typ)
-  result[1].add newSymNode(getSysMagic(g, ri.info, "move", mMove))
-  result[1].add ri
+  result = newNodeI(nkStmtList, le.info)
+  result.add newFastAsgnStmt(le, ri)
+
+  let wasMovedCall = newNodeI(nkCall, ri.info)
+  wasMovedCall.add newSymNode(getSysMagic(g, ri.info, "wasMoved", mWasMoved))
+  wasMovedCall.add copyTree(ri)
+  result.add wasMovedCall
 
 proc lowerTupleUnpacking*(g: ModuleGraph; n: PNode; idgen: IdGenerator; owner: PSym): PNode =
   assert n.kind == nkVarTuple
diff --git a/compiler/semmagic.nim b/compiler/semmagic.nim
index e5d28a1086..397c08bf67 100644
--- a/compiler/semmagic.nim
+++ b/compiler/semmagic.nim
@@ -591,7 +591,6 @@ proc checkDefault(c: PContext, n: PNode): PNode =
   if constructed.requiresInit:
     message(c.config, n.info, warnUnsafeDefault, typeToString(constructed))
 
-
 proc magicsAfterOverloadResolution(c: PContext, n: PNode,
                                    flags: TExprFlags; expectedType: PType = nil): PNode =
   ## This is the preferred code point to implement magics.