[lld] [llvm] [dyndbg][LLD][ELF] Prototype LLD support for dynamic debugging (PR #190939)

[Fangrui Song via llvm-commits]

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@@ -142,6 +142,11 @@ class Symbol {
   LLVM_PREFERRED_TYPE(bool)
   uint8_t hasVersionSuffix : 1;
 
+  // True if this symbol is referenced by the embedded unoptimized part of
+  // dynamic debugging.
+  LLVM_PREFERRED_TYPE(bool)
+  uint8_t isDynDbgRef : 1;
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MaskRay wrote:

should be after `referencedAfterWrap` , as a more niche feature than the other features.

https://github.com/llvm/llvm-project/pull/190939