stage2 AArch64: Enable behavior testing

test/behavior/optional.zig

@@ -5,6 +5,7 @@ const expect = testing.expect;
 const expectEqual = testing.expectEqual;
 
 test "passing an optional integer as a parameter" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -25,6 +26,7 @@ test "passing an optional integer as a parameter" {
 pub const EmptyStruct = struct {};
 
 test "optional pointer to size zero struct" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -34,6 +36,7 @@ test "optional pointer to size zero struct" {
 }
 
 test "equality compare optional pointers" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -58,6 +61,7 @@ fn testNullPtrsEql() !void {
 }
 
 test "optional with void type" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -69,6 +73,7 @@ test "optional with void type" {
 }
 
 test "address of unwrap optional" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -89,6 +94,7 @@ test "address of unwrap optional" {
 }
 
 test "nested optional field in struct" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -105,6 +111,7 @@ test "nested optional field in struct" {
 }
 
 test "equality compare optional with non-optional" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -142,6 +149,7 @@ fn test_cmp_optional_non_optional() !void {
 }
 
 test "unwrap function call with optional pointer return value" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -163,6 +171,7 @@ test "unwrap function call with optional pointer return value" {
 }
 
 test "nested orelse" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO
 
@@ -189,6 +198,7 @@ test "nested orelse" {
 }
 
 test "self-referential struct through a slice of optional" {
+    if (builtin.zig_backend == .stage2_aarch64) return error.SkipZigTest;
     if (builtin.zig_backend == .stage2_c) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_arm) return error.SkipZigTest; // TODO
     if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest; // TODO