The manuscript you reviewed (major comments, "needs 2nd round of review") gets published as-is. You:

Vow never to referee for the journal again. 6% (13 votes)
Decide to recalibrate your comments to make them harsher, so the editor will take them seriously next time. 13% (28 votes)
Guess that the other reviewers must have loved the submission, and that you were out-voted. 28% (59 votes)
Consider that your criticisms may have been wrong. 19% (40 votes)
Reiterate your criticisms of the paper in post-publication discussions of it. 25% (53 votes)
Weep for the death of effective peer review. 6% (12 votes)
Other 4% 9 votes

Total Votes: 214

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