[llvm] [llvm] annotate interfaces in llvm/Support for DLL export (PR #136014)

[Nikita Popov via llvm-commits]

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@@ -25,92 +26,93 @@ namespace sys {
 
   /// This function runs all the registered interrupt handlers, including the
   /// removal of files registered by RemoveFileOnSignal.
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nikic wrote:

Same here.

https://github.com/llvm/llvm-project/pull/136014