[clang] [clang][Driver][SPIR-V] Allow linking IR using llvm-link (PR #169572)

[Shilei Tian via cfe-commits]

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@@ -3637,3 +3637,28 @@ void tools::setComplexRange(const Driver &D, StringRef NewOpt,
   LastOpt = NewOpt;
   Range = NewRange;
 }
+
+void tools::constructLlvmLinkCommand(Compilation &C, const Tool &T,
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shiltian wrote:

I find `Llvm` really annoying…could you change it to `LLVM`?

https://github.com/llvm/llvm-project/pull/169572