[llvm] [NFC]Make file-local cl::opt global variables static (PR #126486)

[Sergei Barannikov via llvm-commits]

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@@ -25,30 +25,31 @@
 
 using namespace llvm;
 
-cl::OptionCategory CXXMapCategory("CXX Map Options");
-
-cl::opt<std::string> OldSymbolFile(cl::Positional, cl::Required,
-                                   cl::desc("<symbol-file>"),
-                                   cl::cat(CXXMapCategory));
-cl::opt<std::string> NewSymbolFile(cl::Positional, cl::Required,
-                                   cl::desc("<symbol-file>"),
-                                   cl::cat(CXXMapCategory));
-cl::opt<std::string> RemappingFile("remapping-file", cl::Required,
-                                   cl::desc("Remapping file"),
-                                   cl::cat(CXXMapCategory));
+static cl::OptionCategory CXXMapCategory("CXX Map Options");
+
+static cl::opt<std::string> OldSymbolFile(cl::Positional, cl::Required,
+                                          cl::desc("<symbol-file>"),
+                                          cl::cat(CXXMapCategory));
+static cl::opt<std::string> NewSymbolFile(cl::Positional, cl::Required,
+                                          cl::desc("<symbol-file>"),
+                                          cl::cat(CXXMapCategory));
+static cl::opt<std::string> RemappingFile("remapping-file", cl::Required,
+                                          cl::desc("Remapping file"),
+                                          cl::cat(CXXMapCategory));
 cl::alias RemappingFileA("r", cl::aliasopt(RemappingFile),
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s-barannikov wrote:

Should be static as well. There are more occurrences of `cl::alias` in other files.

https://github.com/llvm/llvm-project/pull/126486