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Rollup of 9 pull requests#52123

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bors merged 26 commits intorust-lang:masterrust-lang/rust:masterfrom

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Jul 7, 2018

Commits

Commits on Jul 4, 2018

• Correctly handle an activation from dead code.

  davidtwco

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• Ensure that borrows wind up unactivated.

  davidtwco

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• Improve comments.

  davidtwco

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Commits on Jul 5, 2018

• reverse_postorder

  csmoe

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• Remove rustc_mir_borrowck attribute and use rustc_mir instead

  spastorino

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• update test

  csmoe

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• Do not run AST borrowck when -Zborrowck=mir

  spastorino

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Commits on Jul 6, 2018

• typo-fix stable ed'n error: "an onlyavailable" → "and only available"

  zackmdavis

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• Stabilize rc_downcast

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  tmccombs

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• Remove unnecessary feature gate.

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  tmccombs

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• Dedupe filetime

  Eijebong

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• ARM: expose the "mclass" target feature

  japaric

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• Use an aligned dangling pointer in Weak::new, rather than address 1

  SimonSapin

  committed
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• Rc: remove unused allocation from Weak::new()

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  SimonSapin

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• Add a test for Weak::new() not crashing for uninhabited types

  SimonSapin

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• Add some unit tests for dangling Weak references

  SimonSapin

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• Fix is_dangling import when Arc is #[cfg]’ed out

  SimonSapin

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Commits on Jul 7, 2018

• Rollup merge of #51901 - rust-lang:weak-unboxing, r=alexcrichton

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  Mark-Simulacrum

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• Rollup merge of #52058 - davidtwco:issue-51345, r=nikomatsakis

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• Rollup merge of #52067 - csmoe:issue-51167, r=nikomatsakis

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• Rollup merge of #52083 - spastorino:dont-run-ast-borrowck-on-mir-mode, r=nikomatsakis

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  Mark-Simulacrum

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• Rollup merge of #52099 - zackmdavis:and_the_case_of_the_typ, r=oli-obk

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• Rollup merge of #52103 - tmccombs:rc_downcast, r=Mark-Simulacrum

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  Mark-Simulacrum

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• Rollup merge of #52104 - tmccombs:repr_trans_stable, r=Mark-Simulacrum

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• Rollup merge of #52117 - Eijebong:filetime, r=alexcrichton

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  Mark-Simulacrum

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• Rollup merge of #52120 - japaric:mclass, r=alexcrichton

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