1//! []Three -> []Two (big to small, does not divide)
 2
 3const Two = [2]u8;
 4const Three = [3]u8;
 5
 6/// A runtime-known value to prevent these safety panics from being compile errors.
 7var rt: u8 = 0;
 8
 9pub fn main() void {
10    const in: []const Three = &.{.{ 0, 0, rt }};
11    const out: []const Two = @ptrCast(in);
12    _ = out;
13    std.process.exit(1);
14}
15
16pub fn panic(message: []const u8, _: ?*std.builtin.StackTrace, _: ?usize) noreturn {
17    if (std.mem.eql(u8, message, "slice length '1' does not divide exactly into destination elements")) {
18        std.process.exit(0);
19    }
20    std.process.exit(1);
21}
22
23const std = @import("std");
24
25// run
26// backend=selfhosted,llvm
27// target=x86_64-linux,aarch64-linux