[Issue 18924] Use addition rather than XOR for order-independent hash combination

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18924

--- Comment #3 from github-bugzilla at puremagic.com ---
Commits pushed to master at https://github.com/dlang/druntime

https://github.com/dlang/druntime/commit/dd8bbc7aab50a77bbd49db1c4f90aaa72a4c155c
Fix Issue 18924 - Use addition rather than XOR for order-independent hash
combination

https://github.com/dlang/druntime/commit/fa946dbd8a4e69a4cc06ed7b8311e017f8ea17e4
Merge pull request #2199 from n8sh/core-hash-18924

Fix Issue 18924 - Use addition rather than XOR for order-independent hash
combination

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