[CodeGen] Reduce visibility of implementation details
NFC.
llvm-svn: 241164
diff --git a/llvm/lib/CodeGen/BranchFolding.h b/llvm/lib/CodeGen/BranchFolding.h
index 3653a2c..46c05dc 100644
--- a/llvm/lib/CodeGen/BranchFolding.h
+++ b/llvm/lib/CodeGen/BranchFolding.h
@@ -24,7 +24,7 @@
class TargetInstrInfo;
class TargetRegisterInfo;
- class BranchFolder {
+ class LLVM_LIBRARY_VISIBILITY BranchFolder {
public:
explicit BranchFolder(bool defaultEnableTailMerge, bool CommonHoist,
const MachineBlockFrequencyInfo &MBFI,