From b8775bff575fb6860d43806b8070b904229927bf Mon Sep 17 00:00:00 2001
From: flywind <43030857+xflywind@users.noreply.github.com>
Date: Sat, 2 Jan 2021 10:11:46 -0600
Subject: [PATCH] fix `is "closure"` (#16552)

---
 compiler/semexprs.nim    | 3 +--
 tests/stdlib/thashes.nim | 9 +++++++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/compiler/semexprs.nim b/compiler/semexprs.nim
index 9eccdef456..1e5772189c 100644
--- a/compiler/semexprs.nim
+++ b/compiler/semexprs.nim
@@ -408,8 +408,7 @@ proc isOpImpl(c: PContext, n: PNode, flags: TExprFlags): PNode =
     of "closure":
       let t = skipTypes(t1, abstractRange)
       res = t.kind == tyProc and
-            t.callConv == ccClosure and
-            tfIterator notin t.flags
+            t.callConv == ccClosure
     of "iterator":
       let t = skipTypes(t1, abstractRange)
       res = t.kind == tyProc and
diff --git a/tests/stdlib/thashes.nim b/tests/stdlib/thashes.nim
index 9c92877848..b8a2c2c6a4 100644
--- a/tests/stdlib/thashes.nim
+++ b/tests/stdlib/thashes.nim
@@ -4,6 +4,15 @@ discard """
 
 import std/hashes
 
+
+when not defined(js) and not defined(cpp):
+  block:
+    var x = 12
+    iterator hello(): int {.closure.} =
+      yield x
+
+    discard hash(hello)
+
 block hashes:
   block hashing:
     var dummy = 0.0