From 7a30193cf5c45a9dad42b93ad5d33b2a1dd25276 Mon Sep 17 00:00:00 2001
From: Jakub Konka <kubkon@jakubkonka.com>
Date: Wed, 28 Oct 2020 17:39:44 +0100
Subject: [PATCH] Set page size to 16KB for aarch64 macos

With this tweak, `test-std` pass on Apple Silicon + BigSur.
---
 lib/std/mem.zig | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/std/mem.zig b/lib/std/mem.zig
index 862f064e558f..fec59fe13fed 100644
--- a/lib/std/mem.zig
+++ b/lib/std/mem.zig
@@ -16,6 +16,10 @@ const testing = std.testing;
 /// https://github.com/ziglang/zig/issues/2564
 pub const page_size = switch (builtin.arch) {
     .wasm32, .wasm64 => 64 * 1024,
+    .aarch64 => switch (builtin.os.tag) {
+        .macos, .ios, .watchos, .tvos => 16 * 1024,
+        else => 4 * 1024,
+    },
     else => 4 * 1024,
 };