From 262fafd00efc9c742f1c3d72328437fe4077cc06 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=D0=9B=D0=B5=D0=BE=D0=BD=D0=B8=D0=B4=20=D0=AE=D1=80=D1=8C?=
 =?UTF-8?q?=D0=B5=D0=B2=20=28Leonid=20Yuriev=29?= <leo@yuriev.ru>
Date: Sat, 23 Jul 2022 19:24:56 +0300
Subject: [PATCH] mdbx: fix `unused` warning for case
 `MDBX_ENABLE_PGOP_STAT=0`.

---
 src/core.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/core.c b/src/core.c
index 464f535d..9793580d 100644
--- a/src/core.c
+++ b/src/core.c
@@ -7417,7 +7417,9 @@ retry:;
   if (!inside_txn) {
     if (!locked) {
       int err;
+#if MDBX_ENABLE_PGOP_STAT
       unsigned wops = 0;
+#endif /* MDBX_ENABLE_PGOP_STAT */
       /* pre-sync to avoid latency for writer */
       if (unsynced_pages > /* FIXME: define threshold */ 16 &&
           (flags & MDBX_SAFE_NOSYNC) == 0) {
@@ -7446,8 +7448,10 @@ retry:;
         if (unlikely(err != MDBX_SUCCESS))
           return err;
 
-        /* pre-sync done */
+#if MDBX_ENABLE_PGOP_STAT
         wops = 1;
+#endif /* MDBX_ENABLE_PGOP_STAT */
+        /* pre-sync done */
         rc = MDBX_SUCCESS /* means "some data was synced" */;
       }