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Tracking issue for banning field projecting into [rustc_layout_scalar_valid_range_*] types (MCP807) #133652

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scottmcm opened this issue Nov 29, 2024 · 0 comments
Open
5 tasks

Tracking issue for banning field projecting into [rustc_layout_scalar_valid_range_*] types (MCP807) #133652

scottmcm opened this issue Nov 29, 2024 · 0 comments
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A-mir-opt Area: MIR optimizations C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. WG-mir-opt Working group: MIR optimizations

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@scottmcm
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scottmcm commented Nov 29, 2024 •
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For rust-lang/compiler-team#807

Steps:

SEO: rustc_layout_scalar_valid_range_start rustc_layout_scalar_valid_range_end NonZero NonNull "pattern types".
@rustbot rustbot added the needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. label Nov 29, 2024
@scottmcm scottmcm added A-mir-opt Area: MIR optimizations C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC and removed needs-triage This issue may need triage. Remove it if it has been sufficiently triaged. labels Nov 29, 2024
@jieyouxu jieyouxu added T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. WG-mir-opt Working group: MIR optimizations labels Dec 6, 2024
@scottmcm scottmcm mentioned this issue Jan 7, 2025
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GuillaumeGomez added a commit to GuillaumeGomez/rust that referenced this issue Jan 7, 2025
@GuillaumeGomez
Rollup merge of rust-lang#135182 - scottmcm:box-deref-via-transmute, …
a33da79 
…r=oli-obk

Transmute from NonNull to pointer when elaborating a box deref (MCP807)

Since per rust-lang/compiler-team#807 we have to stop projecting into `NonNull`.

cc rust-lang#133652
rust-timer added a commit to rust-lang-ci/rust that referenced this issue Jan 7, 2025
@rust-timer
Unrolled build for rust-lang#135182
eb3e568 
Rollup merge of rust-lang#135182 - scottmcm:box-deref-via-transmute, r=oli-obk

Transmute from NonNull to pointer when elaborating a box deref (MCP807)

Since per rust-lang/compiler-team#807 we have to stop projecting into `NonNull`.

cc rust-lang#133652
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A-mir-opt Area: MIR optimizations C-tracking-issue Category: An issue tracking the progress of sth. like the implementation of an RFC T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue. WG-mir-opt Working group: MIR optimizations
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