From 22a84d656b95000ebb9a566b434859cac06ee348 Mon Sep 17 00:00:00 2001
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Date: Mon, 10 Oct 2022 19:15:17 +0300
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---
 src/core.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/core.c b/src/core.c
index 295d8305..c0291d5d 100644
--- a/src/core.c
+++ b/src/core.c
@@ -11791,6 +11791,19 @@ __cold int mdbx_env_create(MDBX_env **penv) {
     return MDBX_EINVAL;
   *penv = nullptr;
 
+#ifdef MDBX_HAVE_C11ATOMICS
+  if (unlikely(!atomic_is_lock_free((const volatile uint32_t *)penv))) {
+    ERROR("lock-free atomic ops for %u-bit types is required", 32);
+    return MDBX_INCOMPATIBLE;
+  }
+#if MDBX_64BIT_ATOMIC
+  if (unlikely(!atomic_is_lock_free((const volatile uint64_t *)penv))) {
+    ERROR("lock-free atomic ops for %u-bit types is required", 64);
+    return MDBX_INCOMPATIBLE;
+  }
+#endif /* MDBX_64BIT_ATOMIC */
+#endif /* MDBX_HAVE_C11ATOMICS */
+
   const size_t os_psize = osal_syspagesize();
   if (unlikely(!is_powerof2(os_psize) || os_psize < MIN_PAGESIZE)) {
     ERROR("unsuitable system pagesize %" PRIuPTR, os_psize);