[llvm] Support: allow building with non-C/C++ language linkers (PR #65634)

[Saleem Abdulrasool via llvm-commits]

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@@ -79,7 +79,7 @@ endif( MSVC OR MINGW )
 # Delay load shell32.dll if possible to speed up process startup.
 set (delayload_flags)
 if (MSVC)
-  set (delayload_flags delayimp -delayload:shell32.dll -delayload:ole32.dll)
+  set (delayload_flags $<$<NOT:$<LINK_LANGUAGE:Swift>>:"SHELL:delayimp -delayload:shell32.dll -delayload:ole32.dll">)
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compnerd wrote:

Yes, it didn’t work, and currently the list doesn’t have a repeated word so we can get away with it.

https://github.com/llvm/llvm-project/pull/65634