[lld] [LLD][COFF] Deduplicate common chunks when linking COFF files. (PR #162553)

[Alexandre Ganea via llvm-commits]

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@@ -522,6 +522,8 @@ class CommonChunk : public NonSectionChunk {
   uint32_t getOutputCharacteristics() const override;
   StringRef getSectionName() const override { return ".bss"; }
 
+  bool active;
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aganea wrote:

In other places we call this `live`.

https://github.com/llvm/llvm-project/pull/162553