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authorBjörn Gustavsson <[email protected]>2019-06-27 13:15:26 +0200
committerBjörn Gustavsson <[email protected]>2019-06-27 13:15:26 +0200
commit3a7c035afbb3ec50c4dfab1b29516e5b54c0cbcc (patch)
tree7534634b96f332e4fab9fc46ab13bd14301490a2 /otp_build
parent4be7ac22d77680cf36302b3d6f37c5fe4cac7f2a (diff)
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Optimize ordsets:union/1
`ordsets:union/1` is not especially efficient when calculating the union of many ordsets. Rewrite it to use the highly optimized `lists:umerge/1`.
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