[lld] [LLD][COFF] Clarify EC vs. native symbols in diagnostics on ARM64X (PR #130857)

[Martin Storsjö via llvm-commits]

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@@ -60,9 +60,11 @@ coff::operator<<(const COFFSyncStream &s,
   return s;
 }
 
+#if 0
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mstorsjo wrote:

This seems like a leftover - do you want to delete it, or keep it in some other form?

https://github.com/llvm/llvm-project/pull/130857