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Unsafe method calls permitted incorrectly #6331

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nikomatsakis opened this issue May 8, 2013 · 2 comments
Closed

Unsafe method calls permitted incorrectly #6331

nikomatsakis opened this issue May 8, 2013 · 2 comments

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@nikomatsakis
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This may be fallout from recent borrow checker changes. Some examples:

Yields an ICE:

[06:53:54] <dbaupp> rusti: unsafe { (~[]).unsafe_get(1) } --> ICE!

Both of these work, one warns that the unsafe block is not needed:

[06:54:28] rusti: unsafe { ([1i,2]).unsafe_get(1) }
[06:55:08] rusti: ([1i,2]).unsafe_get(1)
[06:55:09] 2
@nikomatsakis
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ICE may be related to #5062

@nikomatsakis nikomatsakis mentioned this issue May 8, 2013
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@nikomatsakis
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Dup of #3080, I guess.

flip1995 pushed a commit to flip1995/rust that referenced this issue Dec 6, 2020
@bors
Auto merge of rust-lang#6369 - camsteffen:cast-cfg, r=Manishearth
58a2bc4 
Disable unnecessary_cast for cfg-dependant types

changelog: Disable unnecessary_cast for cfg-dependant types

Fix  rust-lang#6331
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