Don't generate code with redundant closures #1492
Merged
+1
−1
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This PR resolves #1491.
I also changed the .travis.yml file to properly install clippy and removed the job from the "allow_failure_ matrix. Further explanations in #1491.
If that is not welcomed, I am happy to remove the last commit again but then I am not sure how to actually test the code change to prevent regressions.