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d40c9c54 · Kirill Smelkov · 5b5dd3c2 · d40c9c54
Commit d40c9c54 authored Apr 13, 2017 by Kirill Smelkov
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Showing with 4 additions and 2 deletions

btree.go btree.go +4 -2

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--- a/btree.go
+++ b/btree.go
@@ -848,7 +848,8 @@ func (t *Tree) Put(k interface{} /*K*/, upd func(oldV interface{} /*V*/, exists
 		switch {
 		case ok:
-			newV, written = upd(dd.d[i].v, true)
+			oldV = dd.d[i].v
+			newV, written = upd(oldV, true)
 			if written {
 				dd.d[i].v = newV
 			}
@@ -924,7 +925,8 @@ func (t *Tree) Put(k interface{} /*K*/, upd func(oldV interface{} /*V*/, exists
 			switch {
 			case ok:
-				newV, written = upd(x.d[i].v, true)
+				oldV = x.d[i].v
+				newV, written = upd(oldV, true)
 				if written {
 					x.d[i].v = newV
 				}