std lib tests failing on aarch64

[andrewrk]

./zig test ../std/std.zig -target aarch64v8_5a-linux-none --test-cmd qemu-aarch64 --test-cmd-bin --override-std-dir ../std 

208/1221 rb.test "std-aarch64-linux-none-Debug-bare-multirb"...invalid enum value
/home/andy/dev/zig/std/rb.zig:106:16: 0x460343 in rb.Node.getColor (test)
        return @intToEnum(Color, @intCast(u1, node.parent_and_color & 1));
               ^
/home/andy/dev/zig/std/rb.zig:84:29: 0x45ff77 in rb.Node.isBlack (test)
        return node.getColor() == Black;
                            ^
/home/andy/dev/zig/std/rb.zig:183:33: 0x3d84c7 in rb.Tree.insert (test)
            if (parent.*.isBlack())
                                ^
/home/andy/dev/zig/std/rb.zig:533:20: 0x33bc6f in rb.test "std-aarch64-linux-none-Debug-bare-multirb" (test)
    _ = tree.insert(&ns[3].node);
                   ^
/home/andy/dev/zig/std/special/test_runner.zig:13:25: 0x7f423b in std.special.main (test)
        if (test_fn.func()) |_| {
                        ^
/home/andy/dev/zig/std/special/start.zig:189:37: 0x7f3907 in std.special.posixCallMainAndExit (test)
            const result = root.main() catch |err| {
                                    ^
/home/andy/dev/zig/std/special/start.zig:87:5: 0x7f379f in std.special._start (test)
    @noInlineCall(posixCallMainAndExit);
    ^

[andrewrk]

More:

210/1221 rb.test "std-aarch64-linux-none-Debug-bare-multimultiple inserts, followed by calling first and last"...invalid enum value
/home/andy/dev/zig/std/rb.zig:106:16: 0x595223 in rb.Node.getColor (test)
        return @intToEnum(Color, @intCast(u1, node.parent_and_color & 1));
               ^
/home/andy/dev/zig/std/rb.zig:84:29: 0x45eddb in rb.Node.isBlack (test)
        return node.getColor() == Black;
                            ^
/home/andy/dev/zig/std/rb.zig:183:33: 0x3d80b3 in rb.Tree.insert (test)
            if (parent.*.isBlack())
                                ^
/home/andy/dev/zig/std/rb.zig:591:20: 0x33bdb3 in rb.test "std-aarch64-linux-none-Debug-bare-multimultiple inserts, followed by calling first and last" (test)
    _ = tree.insert(&second.node);
                   ^
/home/andy/dev/zig/std/special/test_runner.zig:13:25: 0x7f301f in std.special.main (test)
        if (test_fn.func()) |_| {
                        ^
/home/andy/dev/zig/std/special/start.zig:189:37: 0x7f26eb in std.special.posixCallMainAndExit (test)
            const result = root.main() catch |err| {
                                    ^
/home/andy/dev/zig/std/special/start.zig:87:5: 0x7f2583 in std.special._start (test)
    @noInlineCall(posixCallMainAndExit);
    ^

243/1221 fs.path.test "std-aarch64-linux-none-Debug-bare-multiresolveWindows"...reached unreachable code
/home/andy/dev/zig/std/fs/path.zig:411:9: 0x470163 in fs.path.resolveWindows (test)
        switch (parsed.kind) {
        ^
/home/andy/dev/zig/std/fs/path.zig:705:26: 0x3e910b in fs.path.testResolveWindows (test)
    return resolveWindows(debug.global_allocator, paths) catch unreachable;
                         ^
/home/andy/dev/zig/std/fs/path.zig:682:50: 0x33f4ff in fs.path.test "std-aarch64-linux-none-Debug-bare-multiresolveWindows" (test)
    testing.expect(mem.eql(u8, testResolveWindows([_][]const u8{ "//server/share", "..", "relative\\" }), "\\\\server\\share\\relative"));
                                                 ^
/home/andy/dev/zig/std/special/test_runner.zig:13:25: 0x7f2d27 in std.special.main (test)
        if (test_fn.func()) |_| {
                        ^
/home/andy/dev/zig/std/special/start.zig:189:37: 0x7f23f3 in std.special.posixCallMainAndExit (test)
            const result = root.main() catch |err| {
                                    ^
/home/andy/dev/zig/std/special/start.zig:87:5: 0x7f228b in std.special._start (test)
    @noInlineCall(posixCallMainAndExit);
    ^
qemu: uncaught target signal 6 (Aborted) - core dumped

Tests failed. Use the following command to reproduce the failure:
/home/andy/dev/zig/zig-cache/o/CmEnwVQ9qGTiedBxe3AyoCzuc6ZWgH_L9pLAl8xPWeK4XRpbvoSCvwscYWtlhRLB/test

248/1221 fs.path.test "std-aarch64-linux-none-Debug-bare-multirelative"...reached unreachable code
/home/andy/dev/zig/std/fs/path.zig:411:9: 0x597e3f in fs.path.resolveWindows (test)
        switch (parsed.kind) {
        ^
/home/andy/dev/zig/std/fs/path.zig:975:45: 0x470d47 in fs.path.relativeWindows (test)
    const resolved_from = try resolveWindows(allocator, [_][]const u8{from});
                                            ^
/home/andy/dev/zig/std/fs/path.zig:1138:35: 0x3e8f4f in fs.path.testRelativeWindows (test)
    const result = relativeWindows(debug.global_allocator, from, to) catch unreachable;
                                  ^
/home/andy/dev/zig/std/fs/path.zig:1107:24: 0x34069f in fs.path.test "std-aarch64-linux-none-Debug-bare-multirelative" (test)
    testRelativeWindows("\\\\foo\\bar", "\\\\foo\\bar\\baz", "baz");
                       ^
/home/andy/dev/zig/std/special/test_runner.zig:13:25: 0x7f28eb in std.special.main (test)
        if (test_fn.func()) |_| {
                        ^
/home/andy/dev/zig/std/special/start.zig:189:37: 0x7f1fb7 in std.special.posixCallMainAndExit (test)
            const result = root.main() catch |err| {
                                    ^
/home/andy/dev/zig/std/special/start.zig:87:5: 0x7f1e4f in std.special._start (test)
    @noInlineCall(posixCallMainAndExit);
    ^
qemu: uncaught target signal 6 (Aborted) - core dumped

Tests failed. Use the following command to reproduce the failure:
/home/andy/dev/zig/zig-cache/o/F6qo1i2P6CoI8FzsY5pkfmJlyjOhJ1zIt0_KYM4e0568HLtEZBkXebzTmXLaTAFD/test

That's it though. With these disabled, the rest of the std lib tests pass.

[andrewrk]

With -lc -target aarch64-linux-gnu:

361/1221 io.test.test "std-aarch64-linux-gnu-Debug-c-multi write a file, read it, then delete it"...unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
...this goes on for a long time

910/1221 os.test.test "std-aarch64-linux-gnu-Debug-c-multi AtomicFile"...unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22
unexpected errno: 22

Just those 2 for that target.

[LemonBoy]

The first two failures are due to #3271, sadly