[lld] [lld][ELF] Implement merged .debug_names section. (PR #86508)

[via llvm-commits]

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@@ -788,6 +792,136 @@ class RelroPaddingSection final : public SyntheticSection {
   void writeTo(uint8_t *buf) override {}
 };
 
+class DebugNamesSection final : public SyntheticSection {
+  // N.B. Everything in this class assumes that we are using DWARF32.
+  // If we move to DWARF64, most of this data will need to be re-sized,
+  // and the code that handles or manipulates it will need to be updated
+  // accordingly.
+
+public:
+  DebugNamesSection();
+  template <typename ELFT> static DebugNamesSection *create();
+  void writeTo(uint8_t *buf) override;
+  size_t getSize() const override { return sectionSize; }
+  bool isNeeded() const override;
+
+  void addSections(SmallVector<InputSectionBase *, 0> sec_list) {
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cmtice wrote:

Ok, done.

https://github.com/llvm/llvm-project/pull/86508