Sync from rust 2025/07/21#740

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antoyo wants to merge 35 commits intomasterfrom

sync_from_rust_2025_07_21

Commits on Jul 5, 2025

Commits on Jul 9, 2025

Add opaque TypeId handles for CTFE
oli-obk
committed

Commits on Jul 11, 2025

Auto merge of #142911 - mejrs:unsized, r=compiler-errors
bors
committed

Commits on Jul 16, 2025

use `codegen_instance_attrs` where an instance is (easily) available
folkertdev
committed

Commits on Jul 17, 2025

Rollup merge of #143388 - bjorn3:lto_refactors, r=compiler-errors
fmease
authored

Commits on Jul 18, 2025

Commits on Jul 21, 2025

Commits on Jul 22, 2025

Commits on Jul 23, 2025

Fix gcc_icmp with non-native integers
antoyo
committed