Index: llvm/include/llvm/Transforms/Utils/SizeOpts.h
===================================================================
--- llvm/include/llvm/Transforms/Utils/SizeOpts.h
+++ llvm/include/llvm/Transforms/Utils/SizeOpts.h
@@ -17,15 +17,13 @@
 #include "llvm/Analysis/ProfileSummaryInfo.h"
 #include "llvm/Support/CommandLine.h"
 
-using namespace llvm;
-
-extern cl::opt<bool> EnablePGSO;
-extern cl::opt<bool> PGSOLargeWorkingSetSizeOnly;
-extern cl::opt<bool> PGSOIRPassOrTestOnly;
-extern cl::opt<bool> PGSOColdCodeOnly;
-extern cl::opt<bool> ForcePGSO;
-extern cl::opt<int> PgsoCutoffInstrProf;
-extern cl::opt<int> PgsoCutoffSampleProf;
+extern llvm::cl::opt<bool> EnablePGSO;
+extern llvm::cl::opt<bool> PGSOLargeWorkingSetSizeOnly;
+extern llvm::cl::opt<bool> PGSOIRPassOrTestOnly;
+extern llvm::cl::opt<bool> PGSOColdCodeOnly;
+extern llvm::cl::opt<bool> ForcePGSO;
+extern llvm::cl::opt<int> PgsoCutoffInstrProf;
+extern llvm::cl::opt<int> PgsoCutoffSampleProf;
 
 namespace llvm {
 
Index: llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
===================================================================
--- llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
+++ llvm/lib/Target/RISCV/RISCVInstrInfo.cpp
@@ -24,14 +24,14 @@
 #include "llvm/Support/ErrorHandling.h"
 #include "llvm/Support/TargetRegistry.h"
 
+using namespace llvm;
+
 #define GEN_CHECK_COMPRESS_INSTR
 #include "RISCVGenCompressInstEmitter.inc"
 
 #define GET_INSTRINFO_CTOR_DTOR
 #include "RISCVGenInstrInfo.inc"
 
-using namespace llvm;
-
 RISCVInstrInfo::RISCVInstrInfo(RISCVSubtarget &STI)
     : RISCVGenInstrInfo(RISCV::ADJCALLSTACKDOWN, RISCV::ADJCALLSTACKUP),
       STI(STI) {}