Revert "Merge pull request #17637 from jacobly0/x86_64-test-std"

This reverts commit 0c99ba1eab63865592bb084feb271cd4e4b0357e, reversing
changes made to 5f92b070bf284f1493b1b5d433dd3adde2f46727.

This caused a CI failure when it landed in master branch due to a
128-bit `@byteSwap` in std.mem.

1 files changed, 0 insertions, 16 deletions

diff --git a/lib/std/multi_array_list.zig b/lib/std/multi_array_list.zig
index eca1301320..11dec78036 100644
--- a/lib/std/multi_array_list.zig
+++ b/lib/std/multi_array_list.zig
@@ -583,8 +583,6 @@ pub fn MultiArrayList(comptime T: type) type {
 }
 
 test "basic usage" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     const ally = testing.allocator;
 
     const Foo = struct {
@@ -679,8 +677,6 @@ test "basic usage" {
 // This was observed to fail on aarch64 with LLVM 11, when the capacityInBytes
 // function used the @reduce code path.
 test "regression test for @reduce bug" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     const ally = testing.allocator;
     var list = MultiArrayList(struct {
         tag: std.zig.Token.Tag,
@@ -758,8 +754,6 @@ test "regression test for @reduce bug" {
 }
 
 test "ensure capacity on empty list" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     const ally = testing.allocator;
 
     const Foo = struct {
@@ -795,8 +789,6 @@ test "ensure capacity on empty list" {
 }
 
 test "insert elements" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     const ally = testing.allocator;
 
     const Foo = struct {
@@ -816,8 +808,6 @@ test "insert elements" {
 }
 
 test "union" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     const ally = testing.allocator;
 
     const Foo = union(enum) {
@@ -873,8 +863,6 @@ test "union" {
 }
 
 test "sorting a span" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     var list: MultiArrayList(struct { score: u32, chr: u8 }) = .{};
     defer list.deinit(testing.allocator);
 
@@ -915,8 +903,6 @@ test "sorting a span" {
 }
 
 test "0 sized struct field" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     const ally = testing.allocator;
 
     const Foo = struct {
@@ -944,8 +930,6 @@ test "0 sized struct field" {
 }
 
 test "0 sized struct" {
-    if (builtin.zig_backend == .stage2_x86_64) return error.SkipZigTest;
-
     const ally = testing.allocator;
 
     const Foo = struct {