reflect: set swissmap GroupSize

This was missed in CL 627716. For #54766. Change-Id: Ib987efa8abe6e89367e2e1b71a33b64ac6b01b1f Reviewed-on: https://go-review.googlesource.com/c/go/+/630279 Reviewed-by: Keith Randall <[email protected]> Reviewed-by: Keith Randall <[email protected]> Auto-Submit: Michael Pratt <[email protected]> LUCI-TryBot-Result: Go LUCI <[email protected]>
golang · Nov 21, 2024 · 02df9bb · 02df9bb
1 parent 6daf022
commit 02df9bb
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/reflect/map_swiss.go b/src/reflect/map_swiss.go
@@ -71,6 +71,7 @@ func MapOf(key, elem Type) Type {
 	mt.Hasher = func(p unsafe.Pointer, seed uintptr) uintptr {
 		return typehash(ktyp, p, seed)
 	}
+	mt.GroupSize = mt.Group.Size()
 	mt.SlotSize = slot.Size()
 	mt.ElemOff = slot.Field(1).Offset
 	mt.Flags = 0