From de08751537b91dc805ad535b876818f825ea6cbd Mon Sep 17 00:00:00 2001
From: Sam Lantinga <[EMAIL REDACTED]>
Date: Thu, 14 May 2026 11:42:54 -0700
Subject: [PATCH] Fixed build for older toolchains that don't have arm_sve.h
---
include/SDL3/SDL_intrin.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/include/SDL3/SDL_intrin.h b/include/SDL3/SDL_intrin.h
index 5f90a9c9e6d37..05ae794c59cc3 100644
--- a/include/SDL3/SDL_intrin.h
+++ b/include/SDL3/SDL_intrin.h
@@ -290,7 +290,8 @@ _m_prefetch(void *__P)
# endif
# elif defined(SDL_PLATFORM_MACOS)
/* Apple has no AArch64 device supporting SVE2 */
-# elif defined(__ARM_ARCH) && (__ARM_ARCH >= 8) && (defined(__aarch64__) || defined(_M_ARM64))
+# elif defined(__ARM_ARCH) && (__ARM_ARCH >= 8) && (defined(__aarch64__) || defined(_M_ARM64)) && \
+ defined(__has_include) && __has_include(<arm_sve.h>)
# define SDL_SVE2_INTRINSICS 1
# include <arm_sve.h>
# endif