From 19225b71abc10ad3871a7b32b67dab9b9fb4e913 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Wed, 10 Jul 2019 16:10:20 +0200
Subject: [PATCH] fixes #10901

(cherry picked from commit 78174857f830d8bfee4771f592d146693e405600)
---
 compiler/vmgen.nim | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/compiler/vmgen.nim b/compiler/vmgen.nim
index 13f4458c2f..7a4d2ba880 100644
--- a/compiler/vmgen.nim
+++ b/compiler/vmgen.nim
@@ -559,6 +559,8 @@ proc genCall(c: PCtx; n: PNode; dest: var TDest) =
   #if n.typ != nil and n.typ.sym != nil and n.typ.sym.magic == mPNimrodNode:
   #  genLit(c, n, dest)
   #  return
+  # bug #10901: do not produce code for wrong call expressions:
+  if n.len == 0 or n[0].typ.isNil: return
   if dest < 0 and not isEmptyType(n.typ): dest = getTemp(c, n.typ)
   let x = c.getTempRange(n.len, slotTempUnknown)
   # varargs need 'opcSetType' for the FFI support: