[llvm] [Object] Beginnings of SFrame parser and dumper (PR #147294)

[Fangrui Song via llvm-commits]

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@@ -137,6 +137,7 @@ static bool NeededLibraries;
 static bool Notes;
 static bool ProgramHeaders;
 static bool SectionGroups;
+static std::vector<std::string> SFrame;
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MaskRay wrote:

This introduces an exit-time destructor, but I think it is fine. This is used to communicate the variable between two functions...

https://github.com/llvm/llvm-project/pull/147294