Auto merge of #51891 - glandium:llvm, r=alexcrichton
Auto merge of #51891 - glandium:llvm, r=alexcrichton

Update LLVM to 1c817c7a0c828b8fc8e8e462afbe5db41c7052d1

https://github.com/rust-lang/llvm/pull/118
https://github.com/rust-lang/llvm/pull/119

aidancully/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,graydon/rust,graydon/rust,graydon/rust,graydon/rust,GBGamer/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,GBGamer/rust,GBGamer/rust,aidancully/rust,aidancully/rust,graydon/rust,graydon/rust