[llvm] [LLVM][DWARF] Refactor code for generating DWARF V5 .debug_names (PR #82394)

[via llvm-commits]

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@@ -613,6 +613,24 @@ enum AcceleratorTable {
   DW_hash_function_djb = 0u
 };
 
+// Uniquify the string hashes and calculate the bucket count for the
+// DWARF v5 Accelerator Table.
+inline uint32_t computeDebugNamesUniqueHashes(MutableArrayRef<uint32_t> hashes,
+                                              uint32_t &uniqueHashCount) {
+  uint32_t BucketCount = 0;
+
+  sort(hashes);
+  uniqueHashCount = llvm::unique(hashes) - hashes.begin();
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cmtice wrote:

I'll try to create another PR (probably in a day or two) to fix this. Do you know of any examples I could look at to see how this is done well?

https://github.com/llvm/llvm-project/pull/82394