From 4975608ae8d89fb065c59608d49b4c95eaa33d46 Mon Sep 17 00:00:00 2001
From: Timothee Cour <timothee.cour2@gmail.com>
Date: Sat, 14 Nov 2020 12:53:20 -0800
Subject: [PATCH] fix in opcCastIntToPtr (fixes
 https://github.com/flyx/NimYAML/issues/92)

---
 compiler/vm.nim | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/compiler/vm.nim b/compiler/vm.nim
index 696915991bd19..5bf092100ba7b 100644
--- a/compiler/vm.nim
+++ b/compiler/vm.nim
@@ -628,7 +628,11 @@ proc rawExecute(c: PCtx, start: int, tos: PStackFrame): TFullReg =
       let rb = instr.regB
       let typ = regs[ra].node.typ
       if typ.kind == tyRef:
-        regs[ra].node = cast[PNode](regs[rb].intVal)
+        template fn(val) = regs[ra].node = cast[PNode](val.intVal)
+        case regs[rb].kind
+        of rkInt: fn(regs[rb])
+        of rkNode: fn(regs[rb].node)
+        else: stackTrace(c, tos, pc, "regs[rb].kind: " & $regs[rb].kind)
       else:
         let node2 = newNodeIT(nkIntLit, c.debug[pc], typ)
         case regs[rb].kind