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authorAraq <rumpf_a@web.de>2016-01-18 13:48:58 +0100
committerAraq <rumpf_a@web.de>2016-01-18 13:48:58 +0100
commit38da21fc62381fefe8f9e957fb0144cda4e7903a (patch)
tree52f15076071e8eca4d146ecfec260d1d1b1423aa /compiler/ccgexprs.nim
parent55c1f3d30ce5d2ab8745ab2b98a38a605c690a54 (diff)
downloadNim-38da21fc62381fefe8f9e957fb0144cda4e7903a.tar.gz
fixes #3730
Diffstat (limited to 'compiler/ccgexprs.nim')
-rw-r--r--compiler/ccgexprs.nim2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/ccgexprs.nim b/compiler/ccgexprs.nim
index 6f513c165..3607f347e 100644
--- a/compiler/ccgexprs.nim
+++ b/compiler/ccgexprs.nim
@@ -1847,6 +1847,8 @@ proc genClosure(p: BProc, n: PNode, d: var TLoc) =
     var tmp, a, b: TLoc
     initLocExpr(p, n.sons[0], a)
     initLocExpr(p, n.sons[1], b)
+    if n.sons[0].skipConv.kind == nkClosure:
+      internalError(n.info, "closure to closure created")
     getTemp(p, n.typ, tmp)
     linefmt(p, cpsStmts, "$1.ClPrc = $2; $1.ClEnv = $3;$n",
             tmp.rdLoc, a.rdLoc, b.rdLoc)