╭ struct_contains_null_ptr_itself.zig ──────────────────────────╮ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ ╰───────────────────────────────────────────────────────────────╯
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.. conflicting_externs/ hasdecl/ import/ namespace_depends_on_compile_var/ pub_enum/ x86_64/ zon/ abs.zig addrspace_and_linksection.zig align.zig alignof.zig array.zig asm.zig atomics.zig backing_int.zig basic.zig bit_shifting.zig bitcast.zig bitreverse.zig bool.zig builtin_functions_returning_void_ byteswap.zig byval_arg_var.zig call.zig cast.zig cast_int.zig comptime_memory.zig const_slice_child.zig decl_literals.zig decltest.zig defer.zig destructure.zig duplicated_test_names.zig enum.zig error.zig eval.zig export_builtin.zig export_c_keywords.zig export_keyword.zig export_self_referential_type_info extern.zig extern_struct_zero_size_fields.zi field_parent_ptr.zig file_to_embed.txt floatop.zig fn.zig fn_delegation.zig fn_in_struct_in_comptime.zig for.zig generics.zig globals.zig hasdecl.zig hasfield.zig if.zig import.zig import_c_keywords.zig incomplete_struct_param_tld.zig inline_switch.zig int128.zig int_comparison_elision.zig ir_block_deps.zig lower_strlit_to_vector.zig math.zig maximum_minimum.zig member_func.zig memcpy.zig memmove.zig memset.zig merge_error_sets.zig muladd.zig multiple_externs_with_conflicting namespace_depends_on_compile_var. nan.zig null.zig optional.zig overlapping_assign.zig packed-struct.zig packed-union.zig packed_struct_explicit_backing_in pointers.zig popcount.zig prefetch.zig ptrcast.zig ptrfromint.zig pub_enum.zig ref_var_in_if_after_if_2nd_switch reflection.zig return_address.zig saturating_arithmetic.zig select.zig shuffle.zig sizeof_and_typeof.zig slice.zig slice_sentinel_comptime.zig spirv.zig splat.zig src.zig string_literals.zig struct.zig ╭─────────────────────────────────╮ │struct_contains_null_ptr_itself.z│ ╰─────────────────────────────────╯ struct_contains_slice_of_itself.z switch.zig switch_loop.zig switch_on_captured_error.zig switch_prong_err_enum.zig switch_prong_implicit_cast.zig this.zig threadlocal.zig truncate.zig try.zig tuple.zig tuple_declarations.zig type.zig type_info.zig typename.zig undefined.zig underscore.zig union.zig var_args.zig vector.zig void.zig wasm.zig while.zig widening.zig wrapping_arithmetic.zig x86_64.zig zero.bin zon.zig
1 const std = @import("std"); 2 const expect = std.testing.expect; 3 const builtin = @import("builtin"); 4 5 test "struct contains null pointer which contains original struct" { 6 if (builtin.zig_backend == .stage2_sparc64) return error.SkipZigTest; // TODO 7 if (builtin.zig_backend == .stage2_spirv) return error.SkipZigTest; 8 9 var x: ?*NodeLineComment = null; 10 _ = &x; 11 try expect(x == null); 12 } 13 14 pub const Node = struct { 15 id: Id, 16 comment: ?*NodeLineComment, 17 18 pub const Id = enum { 19 Root, 20 LineComment, 21 }; 22 }; 23 24 pub const NodeLineComment = struct { 25 base: Node, 26 }; 27