From fa0a38c1ac9253f2b1df72d6ffd34b3559be8f22 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Tue, 5 Oct 2021 12:55:23 +0300
Subject: [PATCH] mdbx: avoid single-page (too small) shrink threshold by
 default when `MDBX_DEBUG > 0`.

---
 src/core.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/src/core.c b/src/core.c
index 5c0ebb74..88cf256b 100644
--- a/src/core.c
+++ b/src/core.c
@@ -11058,11 +11058,12 @@ mdbx_env_set_geometry(MDBX_env *env, intptr_t size_lower, intptr_t size_now,
       (env->me_txn0 && env->me_txn0->mt_owner == mdbx_thread_self());
 
 #if MDBX_DEBUG
-  if (growth_step < 0)
+  if (growth_step < 0) {
     growth_step = 1;
-  if (shrink_threshold < 0)
-    shrink_threshold = 1;
-#endif
+    if (shrink_threshold < 0)
+      shrink_threshold = 1;
+  }
+#endif /* MDBX_DEBUG */
 
   intptr_t reasonable_maxsize = 0;
   bool need_unlock = false;