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Diffstat (limited to 'src/runtime/sys_darwin_amd64.s')
-rw-r--r--src/runtime/sys_darwin_amd64.s1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/runtime/sys_darwin_amd64.s b/src/runtime/sys_darwin_amd64.s
index 8f845e5503..fe9f38490f 100644
--- a/src/runtime/sys_darwin_amd64.s
+++ b/src/runtime/sys_darwin_amd64.s
@@ -143,6 +143,7 @@ systime:
// Fall back to system call (usually first call in this thread).
MOVQ SP, DI
MOVQ $0, SI
+ MOVQ $0, DX // required as of Sierra; Issue 16570
MOVL $(0x2000000+116), AX
SYSCALL
CMPQ AX, $0