From fd021d793ab422559b2773cd1a7ae7095d707207 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Tue, 9 Mar 2021 12:59:48 +0300
Subject: [PATCH] mdbx: fix MSVC warning.

More for https://github.com/erthink/libmdbx/issues/166

Change-Id: I47a2ec72831c06695e7ef4c52a77039e52a718e2
---
 src/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/core.c b/src/core.c
index 701f9733..6e395136 100644
--- a/src/core.c
+++ b/src/core.c
@@ -68,7 +68,7 @@ MDBX_NOTHROW_CONST_FUNCTION static __inline uint16_t v2me(size_t v,
                                                           unsigned e) {
   assert(v > (e ? me2v(2047, e - 1) : 32768));
   assert(v <= me2v(2047, e));
-  size_t m = (v - 32768 + (1 << (e + 5)) - 1) >> (e + 5);
+  size_t m = (v - 32768 + ((size_t)1 << (e + 5)) - 1) >> (e + 5);
   m -= m > 0;
   assert(m < 2048 && e < 8);
   // f e d c b a 9 8 7 6 5 4 3 2 1 0