From: Daniel Martí <mvdan@mvdan.cc>
Date: Sat, 21 Jan 2023 22:41:49 +0000 (+0000)
Subject: runtime: use copy as spotted by staticcheck
X-Git-Tag: go1.21rc1~1837
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=e2fe35363d070bf37326d04ed28964e6ba3892da;p=gostls13.git

runtime: use copy as spotted by staticcheck

Change-Id: Ibffe46bad7d30df9380ba18d49eeb6782406a1aa
Reviewed-on: https://go-review.googlesource.com/c/go/+/463115
Reviewed-by: Keith Randall <khr@golang.org>
Run-TryBot: Daniel Martí <mvdan@mvdan.cc>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Keith Randall <khr@google.com>
Reviewed-by: Ian Lance Taylor <iant@google.com>
---

diff --git a/src/runtime/trace.go b/src/runtime/trace.go
index e7dfab11f3..d9729cde66 100644
--- a/src/runtime/trace.go
+++ b/src/runtime/trace.go
@@ -1117,9 +1117,7 @@ func (tab *traceStackTable) put(pcs []uintptr) uint32 {
 		id = stk.id
 		stk.n = len(pcs)
 		stkpc := stk.stack()
-		for i, pc := range pcs {
-			stkpc[i] = pc
-		}
+		copy(stkpc, pcs)
 		part := int(hash % uintptr(len(tab.tab)))
 		stk.link = tab.tab[part]
 		atomicstorep(unsafe.Pointer(&tab.tab[part]), unsafe.Pointer(stk))