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Fix #548: use identityHashCode for better performance #6592

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Merged
merged 1 commit into from
Jun 3, 2019
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Fix #548: use identityHashCode for better performance #6592

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4 changes: 1 addition & 3 deletions library/src/dotty/runtime/LazyVals.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -26,9 +26,7 @@ object LazyVals {
Array.tabulate(base)(_ => new Object)

private def getMonitor(obj: Object, fieldId: Int = 0) = {
var id = (
/*java.lang.System.identityHashCode(obj) + */ // should be here, but #548
fieldId) % base
var id = (java.lang.System.identityHashCode(obj) + fieldId) % base

if (id < 0) id += base
monitors(id)
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