diff options
| -rw-r--r-- | compiler/transf.nim | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/compiler/transf.nim b/compiler/transf.nim index 771dc58f4..41959b018 100644 --- a/compiler/transf.nim +++ b/compiler/transf.nim @@ -566,7 +566,10 @@ proc transformFor(c: PTransf, n: PNode): PTransNode = pushTransCon(c, newC) for i in countup(1, sonsLen(call) - 1): var arg = transform(c, call.sons[i]).PNode - var formal = skipTypes(iter.typ, abstractInst).n.sons[i].sym + let ff = skipTypes(iter.typ, abstractInst) + # can happen for 'nim check': + if i >= ff.n.len: return result + var formal = ff.n.sons[i].sym case putArgInto(arg, formal.typ) of paDirectMapping: idNodeTablePut(newC.mapping, formal, arg) |