diff options
Diffstat (limited to 'src/runtime')
| -rw-r--r-- | src/runtime/hashmap.go | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/src/runtime/hashmap.go b/src/runtime/hashmap.go index 745ff40b5b..5243236f01 100644 --- a/src/runtime/hashmap.go +++ b/src/runtime/hashmap.go @@ -174,6 +174,10 @@ func (b *bmap) overflow(t *maptype) *bmap { return *(**bmap)(add(unsafe.Pointer(b), uintptr(t.bucketsize)-sys.PtrSize)) } +func (b *bmap) setoverflow(t *maptype, ovf *bmap) { + *(**bmap)(add(unsafe.Pointer(b), uintptr(t.bucketsize)-sys.PtrSize)) = ovf +} + // incrnoverflow increments h.noverflow. // noverflow counts the number of overflow buckets. // This is used to trigger same-size map growth. @@ -207,7 +211,7 @@ func (h *hmap) newoverflow(t *maptype, b *bmap) *bmap { h.createOverflow() *h.extra.overflow[0] = append(*h.extra.overflow[0], ovf) } - *(**bmap)(add(unsafe.Pointer(b), uintptr(t.bucketsize)-sys.PtrSize)) = ovf + b.setoverflow(t, ovf) return ovf } |