lto: use the `object` crate to load bitcode sections#115136

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durin42 wants to merge 8 commits intorust-lang:masterfrom

durin42:llvm-18-fatlto-breakage

Commits on Aug 23, 2023

Commits on Aug 28, 2023

rustc_codegen_llvm: tease out functions to avoid duplication of bitcode section names
durin42
committed
rustc_codegen_llvm: rework internal API per review
durin42
committed

Commits on Aug 29, 2023