[clang] [FatLTO] Detect LLD linker more reliably (PR #128285)

[Vincent Lee via cfe-commits]

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@@ -862,13 +862,12 @@ void tools::addLTOOptions(const ToolChain &ToolChain, const ArgList &Args,
   const llvm::Triple &Triple = ToolChain.getTriple();
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thevinster wrote:

I can restore the original behavior on the linker path plus the additional check on -fuse-ld=. This would at least solve our use case if that's what you're suggesting here. 

https://github.com/llvm/llvm-project/pull/128285