Zig 0.17.0-dev (Split by item)

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default_page_size

debug_allocator.default_page_size

const default_page_size: usize = switch (builtin.os.tag)

File

lib/std/heap/debug_allocator.zig:93

Code

const default_page_size: usize = switch (builtin.os.tag) {
    // Makes `std.heap.PageAllocator` take the happy path.
    .windows => 64 * 1024,
    else => switch (builtin.cpu.arch) {
        // Max alignment supported by `std.heap.WasmAllocator`.
        .wasm32, .wasm64 => 64 * 1024,
        // Avoids too many active mappings when `page_size_max` is low.
        else => @max(std.heap.page_size_max, 128 * 1024),
    },
}