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Don't elaborate associated types with Sized bounds in trait_object_ty in cfi #127882

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The elaboration mechanism introduced in #123005 didn't filter for associated types with Self: Sized bounds, which since #112319 has excluded them from the object type.

Fixes #127881
cc @maurer @rcvalle

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rustbot commented Jul 17, 2024

r? @pnkfelix

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@rustbot rustbot added PG-exploit-mitigations Project group: Exploit mitigations S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. labels Jul 17, 2024
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rustbot commented Jul 17, 2024

Some changes occurred in tests/ui/sanitizer

cc @rust-lang/project-exploit-mitigations, @rcvalle

Some changes occurred in compiler/rustc_sanitizers

cc @rust-lang/project-exploit-mitigations, @rcvalle

// Check that we only elaborate non-`Self: Sized` associated types when
// erasing the receiver from trait ref.

//@ revisions: cfi kcfi
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Just copied this from another test.

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maurer commented Jul 17, 2024

This looks correct to me.

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rcvalle commented Jul 18, 2024

LGTM (@pnkfelix FYI). Thank you for your time and for working on this, @compiler-errors! Much appreciated.

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r? compiler

@rustbot rustbot assigned chenyukang and unassigned pnkfelix Jul 24, 2024
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ICE: typeid_for_instance: couldn't get fn_abi of instance
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