From f532e907e9b793f03912b20bb7d485a2b121448a 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: Mon, 13 Feb 2023 16:00:03 +0300
Subject: [PATCH] mdbx: fix false-positive SH4 GCC warning (backport).

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

diff --git a/src/core.c b/src/core.c
index 55ef4dbd..c149edd3 100644
--- a/src/core.c
+++ b/src/core.c
@@ -1768,7 +1768,7 @@ __cold static int uniq_check(const mdbx_mmap_t *pending, MDBX_env **found) {
                   ? uniq_peek(pending, &scan->me_lck_mmap)
                   : uniq_poke(pending, &scan->me_lck_mmap, &salt);
     if (err == MDBX_ENODATA) {
-      uint64_t length;
+      uint64_t length = 0;
       if (likely(mdbx_filesize(pending->fd, &length) == MDBX_SUCCESS &&
                  length == 0)) {
         /* LY: skip checking since LCK-file is empty, i.e. just created. */