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mir: don't attempt to promote Unpromotable constant temps. #33541

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May 13, 2016

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@eddyb eddyb commented May 10, 2016

Fixes #33537. This was a non-problem in regular functions, but we also promote in const fns.
There we always qualify temps so you can't depend on Unpromotable temps being NOT_CONST.

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r? @Aatch

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arielb1 commented May 10, 2016

@bors r+

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bors commented May 10, 2016

📌 Commit e5a91b7 has been approved by arielb1

Manishearth added a commit to Manishearth/rust that referenced this pull request May 12, 2016
mir: don't attempt to promote Unpromotable constant temps.

Fixes rust-lang#33537. This was a non-problem in regular functions, but we also promote in `const fn`s.
There we always qualify temps so you can't depend on `Unpromotable` temps being `NOT_CONST`.
eddyb added a commit to eddyb/rust that referenced this pull request May 12, 2016
mir: don't attempt to promote Unpromotable constant temps.

Fixes rust-lang#33537. This was a non-problem in regular functions, but we also promote in `const fn`s.
There we always qualify temps so you can't depend on `Unpromotable` temps being `NOT_CONST`.
bors added a commit that referenced this pull request May 12, 2016
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eddyb commented May 13, 2016

@bors p=1 (unbreaks Servo)

eddyb added a commit to eddyb/rust that referenced this pull request May 13, 2016
mir: don't attempt to promote Unpromotable constant temps.

Fixes rust-lang#33537. This was a non-problem in regular functions, but we also promote in `const fn`s.
There we always qualify temps so you can't depend on `Unpromotable` temps being `NOT_CONST`.
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bors commented May 13, 2016

⌛ Testing commit e5a91b7 with merge a581c82...

bors added a commit that referenced this pull request May 13, 2016
mir: don't attempt to promote Unpromotable constant temps.

Fixes #33537. This was a non-problem in regular functions, but we also promote in `const fn`s.
There we always qualify temps so you can't depend on `Unpromotable` temps being `NOT_CONST`.
@bors bors merged commit e5a91b7 into rust-lang:master May 13, 2016
@eddyb eddyb deleted the promote-only-temps branch May 13, 2016 13:27
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5 participants