On Fri, 5 Dec 2025 21:24:41 GMT, Roger Riggs <[email protected]> wrote:
> The alternate hashcode compution is enabled when the alternate > subsitutability method is enabled with: `-XX:+UseAltSubstitutabilityMethod`. > The IdentityHashCode is computed using the map of field offsets and sizes > from Unsafe. > The basis of hashCode is the the hashCode of the object's class mixing in the > values from the memory where the fields are placed and the hashCode of each > reference. > > The changes to Hotspot invoke the original or the alternate Java method based > on the VM `UseAltSubstitutabilityMethod` command line flag. Ok ------------- Marked as reviewed by liach (Committer). PR Review: https://git.openjdk.org/valhalla/pull/1773#pullrequestreview-3546806156
