zig/test/behavior/struct_contains_null_ptr_itself.zig
Andrew Kelley 5619ce2406 Merge remote-tracking branch 'origin/master' into stage2-whole-file-astgen
Conflicts:
 * doc/langref.html.in
 * lib/std/enums.zig
 * lib/std/fmt.zig
 * lib/std/hash/auto_hash.zig
 * lib/std/math.zig
 * lib/std/mem.zig
 * lib/std/meta.zig
 * test/behavior/alignof.zig
 * test/behavior/bitcast.zig
 * test/behavior/bugs/1421.zig
 * test/behavior/cast.zig
 * test/behavior/ptrcast.zig
 * test/behavior/type_info.zig
 * test/behavior/vector.zig

Master branch added `try` to a bunch of testing function calls, and some
lines also had changed how to refer to the native architecture and other
`@import("builtin")` stuff.
2021-05-08 14:45:21 -07:00

22 lines
399 B
Zig

const std = @import("std");
const expect = std.testing.expect;
test "struct contains null pointer which contains original struct" {
var x: ?*NodeLineComment = null;
try expect(x == null);
}
pub const Node = struct {
id: Id,
comment: ?*NodeLineComment,
pub const Id = enum {
Root,
LineComment,
};
};
pub const NodeLineComment = struct {
base: Node,
};