diff options
| author | Jes Cok <xigua67damn@gmail.com> | 2024-03-27 20:44:18 +0800 |
|---|---|---|
| committer | Gopher Robot <gobot@golang.org> | 2024-03-27 18:23:49 +0000 |
| commit | d4cc35c4fdbc37ad3bbc42ff6d6dcba6007b169b (patch) | |
| tree | eb6ae70562c931c2273853b8ac158e4b87c7b1ae /src/runtime | |
| parent | 979b34b37c7af73742550ff128d162d0eb2a5f2d (diff) | |
| download | go-d4cc35c4fdbc37ad3bbc42ff6d6dcba6007b169b.tar.xz | |
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>
Diffstat (limited to 'src/runtime')
| -rw-r--r-- | src/runtime/debug/garbage.go | 4 | ||||
| -rw-r--r-- | src/runtime/mbitmap_allocheaders.go | 4 | ||||
| -rw-r--r-- | src/runtime/memmove_test.go | 4 | ||||
| -rw-r--r-- | src/runtime/netpoll_wasip1.go | 4 | ||||
| -rw-r--r-- | src/runtime/write_err_android.go | 4 |
5 files changed, 5 insertions, 15 deletions
diff --git a/src/runtime/debug/garbage.go b/src/runtime/debug/garbage.go index cb3248d64d..4f11c58733 100644 --- a/src/runtime/debug/garbage.go +++ b/src/runtime/debug/garbage.go @@ -63,9 +63,7 @@ func ReadGCStats(stats *GCStats) { if len(stats.PauseQuantiles) > 0 { if n == 0 { - for i := range stats.PauseQuantiles { - stats.PauseQuantiles[i] = 0 - } + clear(stats.PauseQuantiles) } else { // There's room for a second copy of the data in stats.Pause. // See the allocation at the top of the function. 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) } } diff --git a/src/runtime/memmove_test.go b/src/runtime/memmove_test.go index 587e03d385..0a97e39d3e 100644 --- a/src/runtime/memmove_test.go +++ b/src/runtime/memmove_test.go @@ -240,9 +240,7 @@ func TestMemmoveAtomicity(t *testing.T) { for i := range src { src[i] = &x } - for i := range dst { - dst[i] = nil - } + clear(dst) var ready atomic.Uint32 go func() { diff --git a/src/runtime/netpoll_wasip1.go b/src/runtime/netpoll_wasip1.go index 9903726809..e6b299a20f 100644 --- a/src/runtime/netpoll_wasip1.go +++ b/src/runtime/netpoll_wasip1.go @@ -205,9 +205,7 @@ func netpoll(delay int64) (gList, int32) { } evts = evts[:len(pollsubs)] - for i := range evts { - evts[i] = event{} - } + clear(evts) retry: var nevents size diff --git a/src/runtime/write_err_android.go b/src/runtime/write_err_android.go index dd950774cb..34de106b50 100644 --- a/src/runtime/write_err_android.go +++ b/src/runtime/write_err_android.go @@ -80,9 +80,7 @@ func writeErr(b []byte) { if v == '\n' || writePos == len(dst)-1 { dst[writePos] = 0 write(writeFD, unsafe.Pointer(&writeBuf[0]), int32(hlen+writePos)) - for i := range dst { - dst[i] = 0 - } + clear(dst) writePos = 0 } } |