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authorbors <bors@rust-lang.org>2016-05-02 04:46:58 -0700
committerbors <bors@rust-lang.org>2016-05-02 04:46:58 -0700
commite1a575cb077d2070cc4527fa43bf9ef790f89f04 (patch)
treeeabbda78efcc84bac11c9d5a6bf85147b37b3287 /src/libsyntax/errors/snippet/mod.rs
parentd3c2c71988c1b2707c6c2ba19f14dc1ffe6a56fc (diff)
parente6201cfb5cabc636a1dbfb1e543e5485639497a4 (diff)
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Auto merge of #33289 - birkenfeld:chain-find, r=bluss
Implement find() on Chain iterators

This results in a roughly 2x speedup compared to the default impl
"inherited" from Iterator.

Benchmark: https://gist.github.com/birkenfeld/aa9b92cb7d55666dd4821207527eaf5b
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