From 70b615e8d4d10cda2d961a815dd15eb87a1f3925 Mon Sep 17 00:00:00 2001
From: Leonid Yuriev <leo@yuriev.ru>
Date: Sun, 4 Oct 2020 14:54:11 +0300
Subject: [PATCH] mdbx: don't use `yield` instruction on ARM if unsupported.

Change-Id: I0b01d783fe4336b089f4b051fb61c203b5879aa5
---
 src/core.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/core.c b/src/core.c
index aba44542..a9ba1ee8 100644
--- a/src/core.c
+++ b/src/core.c
@@ -763,7 +763,8 @@ static __always_inline void atomic_yield(void) {
 #else
   __asm__ __volatile__("hint @pause");
 #endif
-#elif defined(__arm__) || defined(__aarch64__)
+#elif defined(__aarch64__) || (defined(__ARM_ARCH) && __ARM_ARCH > 6) ||       \
+    defined(__ARM_ARCH_6K__)
 #ifdef __CC_ARM
   __yield();
 #else