1const std = @import("std");
 2
 3pub fn panic(message: []const u8, stack_trace: ?*std.builtin.StackTrace, _: ?usize) noreturn {
 4    _ = stack_trace;
 5    if (std.mem.eql(u8, message, "cast causes pointer to be null")) {
 6        std.process.exit(0);
 7    }
 8    std.process.exit(1);
 9}
10
11fn getNullPtr() ?*const anyopaque {
12    return null;
13}
14pub fn main() !void {
15    const null_ptr: ?*const anyopaque = getNullPtr();
16    const required_ptr: *align(1) const fn () void = @ptrCast(null_ptr);
17    _ = required_ptr;
18    return error.TestFailed;
19}
20
21// run
22// backend=selfhosted,llvm
23// target=x86_64-linux,aarch64-linux