[clang] [InstallAPI] Collect frontend attributes & ObjCInterface decls (PR #83378)

[Juergen Ributzka via cfe-commits]

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@@ -0,0 +1,86 @@
+// RUN: rm -rf %t
+// RUN: split-file %s %t
+// RUN: sed -e "s|DSTROOT|%/t|g" %t/inputs.json.in > %t/inputs.json
+
+/// Check multiple targets are captured.
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ributzka wrote:

What do you mean with multiple targets here?

https://github.com/llvm/llvm-project/pull/83378