From a4c48d61f59177e1b6de1efd6a232fac7e8e112f Mon Sep 17 00:00:00 2001
From: =?utf8?q?Daniel=20Mart=C3=AD?= <mvdan@mvdan.cc>
Date: Thu, 19 Mar 2020 13:55:42 +0000
Subject: [PATCH] sync/atomic: remove panic64
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The func has been unused since https://golang.org/cl/93637 in 2018.

Change-Id: I1cab6f265aa5058ac080fd7c7cbf0fe85370f073
Reviewed-on: https://go-review.googlesource.com/c/go/+/224077
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Matt Layher <mdlayher@gmail.com>
Reviewed-by: Austin Clements <austin@google.com>
---
 src/sync/atomic/doc.go | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/src/sync/atomic/doc.go b/src/sync/atomic/doc.go
index 108b76b804..ff4ad80049 100644
--- a/src/sync/atomic/doc.go
+++ b/src/sync/atomic/doc.go
@@ -143,8 +143,3 @@ func StoreUintptr(addr *uintptr, val uintptr)
 
 // StorePointer atomically stores val into *addr.
 func StorePointer(addr *unsafe.Pointer, val unsafe.Pointer)
-
-// Helper for ARM.  Linker will discard on other systems
-func panic64() {
-	panic("sync/atomic: broken 64-bit atomic operations (buggy QEMU)")
-}
-- 
2.48.1