[ctxprof] Move MoveSymbolGUID to address dependency issues (#134334)

See PR #134192

Author: mtrofin

llvm/lib/Transforms/IPO/FunctionImport.cpp

@@ -182,14 +182,7 @@ static cl::opt<bool> CtxprofMoveRootsToOwnModule(
              "their own module."),
     cl::Hidden, cl::init(false));
 
-cl::list<GlobalValue::GUID> MoveSymbolGUID(
-    "thinlto-move-symbols",
-    cl::desc(
-        "Move the symbols with the given name. This will delete these symbols "
-        "wherever they are originally defined, and make sure their "
-        "linkage is External where they are imported. It is meant to be "
-        "used with the name of contextual profiling roots."),
-    cl::Hidden);
+extern cl::list<GlobalValue::GUID> MoveSymbolGUID;
 
 namespace llvm {
 extern cl::opt<bool> EnableMemProfContextDisambiguation;

llvm/lib/Transforms/Utils/FunctionImportUtils.cpp

@@ -24,7 +24,14 @@ static cl::opt<bool> UseSourceFilenameForPromotedLocals(
              "This requires that the source filename has a unique name / "
              "path to avoid name collisions."));
 
-extern cl::list<GlobalValue::GUID> MoveSymbolGUID;
+cl::list<GlobalValue::GUID> MoveSymbolGUID(
+    "thinlto-move-symbols",
+    cl::desc(
+        "Move the symbols with the given name. This will delete these symbols "
+        "wherever they are originally defined, and make sure their "
+        "linkage is External where they are imported. It is meant to be "
+        "used with the name of contextual profiling roots."),
+    cl::Hidden);
 
 FunctionImportGlobalProcessing::FunctionImportGlobalProcessing(
     Module &M, const ModuleSummaryIndex &Index,