From 22ca8abece7195237b4063f7c648c5a36dd66611 Mon Sep 17 00:00:00 2001
From: Walter Bright <walter@walterbright.com>
Date: Mon, 17 May 2021 23:34:04 -0700
Subject: [PATCH] bigint.d: add return annotations for opOpAssign()

---
 std/bigint.d | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/std/bigint.d b/std/bigint.d
index 39ca1942e57..9d49868adb1 100644
--- a/std/bigint.d
+++ b/std/bigint.d
@@ -493,13 +493,14 @@ public:
     /**
      * Implements binary operators between `BigInt`'s and built-in integers.
      */
-    BigInt opBinary(string op, T)(T y) pure nothrow @safe const
+    BigInt opBinary(string op, T)(T y) pure nothrow @safe const return scope
         if ((op=="+" || op == "*" || op=="-" || op=="/" || op=="|" || op=="&" ||
             op=="^"|| op==">>" || op=="<<" || op=="^^")
             && isIntegral!T)
     {
         BigInt r = this;
-        return r.opOpAssign!(op)(y);
+        r.opOpAssign!(op)(y);
+        return r;
     }
 
     ///