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authorbors <bors@rust-lang.org>2017-10-12 17:34:21 +0000
committerbors <bors@rust-lang.org>2017-10-12 17:34:21 +0000
commitdcbbfb6e807fdff9c9ba80073bb755f9d9d95e31 (patch)
tree957e84b32722a8f1bc57f53cfea5a1ae5efd4a0c /src/libstd/sync
parent1807f27a338e8e3f8c3a9c99fde2223b5942e640 (diff)
parent3264c836bbbbf9d62bc088443ca844709f8746a1 (diff)
downloadrust-dcbbfb6e807fdff9c9ba80073bb755f9d9d95e31.tar.gz
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Auto merge of #45007 - undecidabot:optimize-iter, r=bluss
Optimize comparison functions of Iterator

Replaced matching on tuples which led to less performant code generation. Testing on microbenchmarks consistently showed ~1.35x improvement in performance on my machine.

Fixes #44729.
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