fix SpinLock.yield for pull/3626

2019-11-07 15:51:20 -06:00
parent b5d84635f2
commit f41e58d015
1 changed files with 2 additions and 5 deletions
--- a/lib/std/spinlock.zig
+++ b/lib/std/spinlock.zig
@@ -32,11 +32,8 @@ pub const SpinLock = struct {
        var i = iterations;
        while (i != 0) : (i -= 1) {
            switch (builtin.arch) {
-                .i386, .x86_64 => asm volatile("pause" ::: "memory"),
-                // .arm, .aarch64 => asm volatile("yield"),
-                //
-                // Causes CI to fail
-                // See: https://github.com/ziglang/zig/pull/3585#issuecomment-549962765
+                .i386, .x86_64 => asm volatile("pause"),
+                .arm, .aarch64 => asm volatile("yield"),
                else => time.sleep(0),
            }
        }