[lld] [AArch64][GCS][LLD] Introduce -zgcs-report-dynamic Command Line Option (PR #127787)

[Jack Styles via llvm-commits]

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@@ -1418,6 +1425,24 @@ std::vector<uint32_t> SharedFile::parseVerneed(const ELFFile<ELFT> &obj,
   return verneeds;
 }
 
+// To determine if a shared file can support the AArch64 GCS extension, the
+// program headers for the object need to be read. This ensures when input
+// options are read, appropriate warning/error messages can be emitted depending
+// on the user's command line options.
+template <typename ELFT>
+uint64_t
+SharedFile::parseGnuAttributes(const typename ELFT::PhdrRange headers) {
+  if (numElfPhdrs == 0)
+    return 0;
+  uint64_t attributes = 0;
+  for (unsigned i = 0; i < numElfPhdrs; i++)
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Stylie777 wrote:

You are right, that is my mistake and thank you for the information relating to this it is very helpful. I will work on updating this so it can better read the GNU Attributes within the Shared File.

https://github.com/llvm/llvm-project/pull/127787