Unnamed repository; edit this file 'description' to name the repository.
Rollup merge of #131876 - workingjubilee:llvm-c-c-c-comdat, r=Zalathar
compiler: Use LLVM's Comdat support
Acting on these long-ago issues:
- https://github.com/rust-lang/rust/issues/46437
- https://github.com/rust-lang/rust/issues/68955