Code

Backport 47738 to beta#47918

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bors merged 4 commits intorust-lang:betarust-lang/rust:betafrom

nikomatsakis:issue-47139-betanikomatsakis/rust:issue-47139-betaCopy head branch name to clipboard

Feb 2, 2018

Commits

Commits on Jan 31, 2018

• add regression test

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  nikomatsakis

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  4102b58

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• make `overlapping_impls` call closures instead of returning

  nikomatsakis

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  8c8b16e

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• change `overlapping_impls` to take a tcx and create the infcx

  nikomatsakis

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  f425852

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• track intercrate ambiguity only when there is a coherence error

  nikomatsakis

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  3bda277

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