From d4cc35c4fdbc37ad3bbc42ff6d6dcba6007b169b Mon Sep 17 00:00:00 2001
From: Jes Cok <xigua67damn@gmail.com>
Date: Wed, 27 Mar 2024 20:44:18 +0800
Subject: all: make use of builtin clear

Change-Id: I1df0685c75fc1044ba46003a69ecc7dfc53bbc2b
Reviewed-on: https://go-review.googlesource.com/c/go/+/574675
Reviewed-by: Ian Lance Taylor <iant@google.com>
Reviewed-by: Than McIntosh <thanm@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Ian Lance Taylor <iant@google.com>
---
 src/runtime/mbitmap_allocheaders.go | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

(limited to 'src/runtime/mbitmap_allocheaders.go')

diff --git a/src/runtime/mbitmap_allocheaders.go b/src/runtime/mbitmap_allocheaders.go
index 1ec055352e..5f1f978189 100644
--- a/src/runtime/mbitmap_allocheaders.go
+++ b/src/runtime/mbitmap_allocheaders.go
@@ -544,9 +544,7 @@ func bulkBarrierPreWriteSrcOnly(dst, src, size uintptr, typ *abi.Type) {
 func (s *mspan) initHeapBits(forceClear bool) {
 	if (!s.spanclass.noscan() && heapBitsInSpan(s.elemsize)) || s.isUserArenaChunk {
 		b := s.heapBits()
-		for i := range b {
-			b[i] = 0
-		}
+		clear(b)
 	}
 }
 
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