[Openmp-commits] [openmp] [openmp] On Windows, fix standalone cmake build (PR #80174)

[Shilei Tian via Openmp-commits]

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@@ -9,6 +9,14 @@ if (NOT COMMAND append_if)
   endfunction()
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shiltian wrote:

Then here we can just call `append`

https://github.com/llvm/llvm-project/pull/80174