[clang] [compiler-rt] [llvm] Get the linker version and pass the it to compiler-rt tests on Darwin. (PR #86220)

[Julian Lettner via cfe-commits]

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@@ -15,6 +15,7 @@ endif()
 
 # Must go below project(..)
 include(GNUInstallDirs)
+include(GetDarwinLinkerVersion)
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yln wrote:

Thanks for extracting this into a separate file! 👍 

https://github.com/llvm/llvm-project/pull/86220