[llvm] [llvm-objcopy] Add --compress-sections (PR #85036)

[James Henderson via llvm-commits]

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@@ -261,6 +261,9 @@ struct CommonConfig {
   bool DecompressDebugSections = false;
 
   DebugCompressionType CompressionType = DebugCompressionType::None;
+
+  llvm::SmallVector<std::pair<NameMatcher, llvm::DebugCompressionType>, 0>
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jh7370 wrote:

Nit: `llvm::` prefix seems unnecessary?

It's a little unfortunate that the name is `DebugCompressionType`, since with this change, the value will be used in non-debug contexts. We should look at renaming that as a follow-up.

https://github.com/llvm/llvm-project/pull/85036