| 1 | //! []One -> []Two (small to big, divides neatly) |
| 2 | |
| 3 | const One = u8; |
| 4 | const Two = [2]u8; |
| 5 | |
| 6 | /// A runtime-known value to prevent these safety panics from being compile errors. |
| 7 | var rt: u8 = 0; |
| 8 | |
| 9 | pub fn main() void { |
| 10 | const in: []const One = &.{ 1, 0, rt }; |
| 11 | const out: []const Two = @ptrCast(in); |
| 12 | _ = out; |
| 13 | std.process.exit(1); |
| 14 | } |
| 15 | |
| 16 | pub fn panic(message: []const u8, _: ?*std.builtin.StackTrace, _: ?usize) noreturn { |
| 17 | if (std.mem.eql(u8, message, "slice length '3' does not divide exactly into destination elements")) { |
| 18 | std.process.exit(0); |
| 19 | } |
| 20 | std.process.exit(1); |
| 21 | } |
| 22 | |
| 23 | const std = @import("std"); |
| 24 | |
| 25 | // run |
| 26 | // backend=selfhosted,llvm |
| 27 | // target=x86_64-linux,aarch64-linux,wasm32-wasi |