Parser: Initializing incomplete array with non-array accesses inactive field of union

[ehaas]

int x;
int j[] = x;

➜  ~/source/arocc/zig-out/bin/arocc test.c
thread 18204944 panic: access of inactive union field
/Users/ehaas/source/arocc/src/Parser.zig:1210:64: 0x10671f5cb in Parser.initDeclarator (arocc)
            init_d.d.ty.data.array.len = init_list_expr.ty.data.array.len;
                                                               ^
/Users/ehaas/source/arocc/src/Parser.zig:585:39: 0x1066ed429 in Parser.decl (arocc)
    var init_d = (try p.initDeclarator(&decl_spec)) orelse {
                                      ^
/Users/ehaas/source/arocc/src/Parser.zig:462:19: 0x1066d922a in Parser.parse (arocc)
        if (p.decl() catch |er| switch (er) {
                  ^
/Users/ehaas/source/arocc/src/main.zig:257:32: 0x1066bbbb9 in processSource (arocc)
    var tree = try Parser.parse(&pp);
                               ^
/Users/ehaas/source/arocc/src/main.zig:223:22: 0x1066b0151 in handleArgs (arocc)
        processSource(comp, source, builtin, user_macros) catch |e| switch (e) {
                     ^
/Users/ehaas/source/arocc/src/main.zig:41:15: 0x1066ad2dd in main (arocc)
    handleArgs(&comp, args) catch |err| switch (err) {
              ^
/Users/ehaas/source/zig/build/lib/zig/std/start.zig:524:29: 0x10672ab0c in std.start.callMain (arocc)
            return root.main();
                            ^
/Users/ehaas/source/zig/build/lib/zig/std/start.zig:469:12: 0x1066b1257 in std.start.callMainWithArgs (arocc)
    return @call(.{ .modifier = .always_inline }, callMain, .{});
           ^
/Users/ehaas/source/zig/build/lib/zig/std/start.zig:434:12: 0x1066b1195 in std.start.main (arocc)
    return @call(.{ .modifier = .always_inline }, callMainWithArgs, .{ @intCast(usize, c_argc), c_argv, envp });
           ^
???:?:?: 0x7fff204ecf3c in ??? (???)
???:?:?: 0x1 in ??? (???)
[1]    79148 abort      ~/source/arocc/zig-out/bin/arocc test.c