From: Ondřej Surý <ondrej@sury.org>
Date: Thu, 20 Jun 2019 16:51:36 +0000 (+0200)
Subject: Stop requiring same memory ordering in win32 atomic_compare_exchange functions
X-Git-Tag: v9.14.11^2
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a3777800498a2be92413bb8ad4b968431229c7ab;p=thirdparty%2Fbind9.git

Stop requiring same memory ordering in win32 atomic_compare_exchange functions
---

diff --git a/lib/isc/win32/include/isc/stdatomic.h b/lib/isc/win32/include/isc/stdatomic.h
index 1d4ae203ce2..38c699f70cc 100644
--- a/lib/isc/win32/include/isc/stdatomic.h
+++ b/lib/isc/win32/include/isc/stdatomic.h
@@ -314,7 +314,10 @@ atomic_compare_exchange_strong_explicit8(atomic_int_fast8_t *obj,
 {
 	bool __r;
 	int8_t __v;
-	REQUIRE(succ == fail);
+
+	UNUSED(succ);
+	UNUSED(fail);
+
 	__v = InterlockedCompareExchange8((atomic_int_fast8_t *)obj, desired, *expected);
 	__r = (*(expected) == __v);
 	if (!__r) {
@@ -331,7 +334,10 @@ atomic_compare_exchange_strong_explicit32(atomic_int_fast32_t *obj,
 					  memory_order fail) {
 	bool __r;
 	int32_t __v;
-	REQUIRE(succ == fail);
+
+	UNUSED(succ);
+	UNUSED(fail);
+
 	switch (succ) {
 	case memory_order_relaxed:
 		__v = InterlockedCompareExchangeNoFence((atomic_int_fast32_t *)obj, desired, *expected);
@@ -361,7 +367,10 @@ atomic_compare_exchange_strong_explicit64(atomic_int_fast64_t *obj,
 					  memory_order fail) {
 	bool __r;
 	int64_t __v;
-	REQUIRE(succ == fail);
+
+	UNUSED(succ);
+	UNUSED(fail);
+
 #ifdef _WIN64
 	switch (succ) {
 	case memory_order_relaxed: