From c461811bde431f8ab566aae11116a21af2e7d50a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Oscar=20Nihlg=C3=A5rd?= <oscarnihlgard@gmail.com>
Date: Wed, 25 Apr 2018 02:29:47 +0200
Subject: [PATCH] Use safeLen in pairs iterator for PNode (#7684)

---
 compiler/ast.nim | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/compiler/ast.nim b/compiler/ast.nim
index 2c8f686ebb..b8202abe60 100644
--- a/compiler/ast.nim
+++ b/compiler/ast.nim
@@ -1622,7 +1622,7 @@ iterator items*(n: PNode): PNode =
   for i in 0..<n.safeLen: yield n.sons[i]
 
 iterator pairs*(n: PNode): tuple[i: int, n: PNode] =
-  for i in 0..<n.len: yield (i, n.sons[i])
+  for i in 0..<n.safeLen: yield (i, n.sons[i])
 
 proc isAtom*(n: PNode): bool {.inline.} =
   result = n.kind >= nkNone and n.kind <= nkNilLit