From 4583525835baf8fc7bd49a60725d1e8c49ef92b3 Mon Sep 17 00:00:00 2001
From: Serhiy Storchaka <storchaka@gmail.com>
Date: Sat, 16 Feb 2019 08:29:46 +0200
Subject: bpo-35798: Fix duplicate SyntaxWarning: "is" with a literal.
 (GH-11639)

---
 Python/compile.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/Python/compile.c b/Python/compile.c
index 7565d3c..18877d9 100644
--- a/Python/compile.c
+++ b/Python/compile.c
@@ -2404,11 +2404,11 @@ compiler_jump_if(struct compiler *c, expr_ty e, basicblock *next, int cond)
         return 1;
     }
     case Compare_kind: {
-        if (!check_compare(c, e)) {
-            return 0;
-        }
         Py_ssize_t i, n = asdl_seq_LEN(e->v.Compare.ops) - 1;
         if (n > 0) {
+            if (!check_compare(c, e)) {
+                return 0;
+            }
             basicblock *cleanup = compiler_new_block(c);
             if (cleanup == NULL)
                 return 0;
-- 
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