Rollup of 8 pull requests#47993

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kennytm wants to merge 20 commits into

rust-lang:masterfrom

Commits on Feb 4, 2018

Rollup merge of #47753 - steveklabnik:update-book, r=alexcrichton
kennytm
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Rollup merge of #47862 - GuillaumeGomez:const-evaluation-ice, r=eddyb
kennytm
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Rollup merge of #47877 - spastorino:lifetime-bounds-in-copy, r=nikomatsakis
kennytm
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Rollup merge of #47896 - zackmdavis:and_the_case_of_the_necessary_unnecessary_parens, r=nikomatsakis
kennytm
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Rollup merge of #47912 - cuviper:glibc-stack-guard, r=alexcrichton
kennytm
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Rollup merge of #47947 - goodmanjonathan:stabilize_match_beginning_vert, r=petrochenkov
kennytm
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Rollup merge of #47958 - frewsxcv:frewsxcv-try-clone, r=aidanhs
kennytm
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Rollup merge of #47978 - eddyb:iu, r=kennytm
kennytm
authored