[lld] [CGData][lld-macho] Merge CG Data by LLD (PR #112674)

[Fangrui Song via llvm-commits]

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@@ -0,0 +1,85 @@
+# UNSUPPORTED: system-windows
+# REQUIRES: aarch64
+
+# RUN: rm -rf %t; split-file %s %t
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MaskRay wrote:

drive-by: you can add `cd %t` to remove `%t/` below

https://github.com/llvm/llvm-project/pull/112674