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mark references to Freeze objects as read-only with TBAA metadata #11426

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thestinger opened this issue Jan 9, 2014 · 2 comments
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mark references to Freeze objects as read-only with TBAA metadata #11426

thestinger opened this issue Jan 9, 2014 · 2 comments
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I-slow Issue: Problems and improvements with respect to performance of generated code.

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@thestinger
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A reference like &int should be marked as read-only in the LLVM IR.
@alexcrichton
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Freeze was removed in #13076

@thestinger
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I'll re-open this based on Unsafe after it gets fleshed out a bit.

flip1995 pushed a commit to flip1995/rust that referenced this issue Sep 25, 2023
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Auto merge of rust-lang#11517 - mojave2:issue-11426, r=Alexendoo
4022591 
fix ICE by `u64::try_from(<u128>)`

changelog: Fix the ICE in [`cast_possible_truncation`], when the `Shr` bits is larger than `u64::MAX`

fix rust-lang#11426
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I-slow Issue: Problems and improvements with respect to performance of generated code.
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@alexcrichton @thestinger