const io = @import("std").io; const builtin = @import("builtin"); pub fn write(_: void, bytes: []const u8) !usize { _ = bytes; return 0; } pub fn writer() io.Writer(void, @typeInfo(@typeInfo(@TypeOf(write)).Fn.return_type.?).ErrorUnion.error_set, write) { return io.Writer(void, @typeInfo(@typeInfo(@TypeOf(write)).Fn.return_type.?).ErrorUnion.error_set, write){ .context = {} }; } test "crash" { if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest; if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; _ = io.multiWriter(.{writer()}); }