From fa68a7378895af9d62914bf42aef723553d24c6f Mon Sep 17 00:00:00 2001 From: Cameron Cawley Date: Mon, 19 Jan 2026 17:01:13 +0000 Subject: [PATCH] Fix compiler warning in MSVC ARM64 builds --- src/atomic/SDL_spinlock.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/src/atomic/SDL_spinlock.c b/src/atomic/SDL_spinlock.c index 1eb8e3583d..591e6bb8b7 100644 --- a/src/atomic/SDL_spinlock.c +++ b/src/atomic/SDL_spinlock.c @@ -51,7 +51,8 @@ bool SDL_TryLockSpinlock(SDL_SpinLock *lock) return __sync_lock_test_and_set(lock, 1) == 0; #elif defined(_MSC_VER) && (defined(_M_ARM) || defined(_M_ARM64)) - return _InterlockedExchange_acq(lock, 1) == 0; + SDL_COMPILE_TIME_ASSERT(locksize, sizeof(*lock) == sizeof(long)); + return _InterlockedExchange_acq((long *)lock, 1) == 0; #elif defined(_MSC_VER) SDL_COMPILE_TIME_ASSERT(locksize, sizeof(*lock) == sizeof(long)); @@ -167,7 +168,8 @@ void SDL_UnlockSpinlock(SDL_SpinLock *lock) __sync_lock_release(lock); #elif defined(_MSC_VER) && (defined(_M_ARM) || defined(_M_ARM64)) - _InterlockedExchange_rel(lock, 0); + SDL_COMPILE_TIME_ASSERT(locksize, sizeof(*lock) == sizeof(long)); + _InterlockedExchange_rel((long *)lock, 0); #elif defined(_MSC_VER) _ReadWriteBarrier();