Move helper classes into anonymous namespaces.

No functionality change intended.

llvm-svn: 311288

3 files changed, 8 insertions, 4 deletions

diff --git a/llvm/lib/CodeGen/CodeGenPrepare.cpp b/llvm/lib/CodeGen/CodeGenPrepare.cpp
index 6d0043ba9e0..03ef8985210 100644
--- a/llvm/lib/CodeGen/CodeGenPrepare.cpp
+++ b/llvm/lib/CodeGen/CodeGenPrepare.cpp
@@ -1656,6 +1656,7 @@ static bool despeculateCountZeros(IntrinsicInst *CountZeros,
   return true;
 }
 
+namespace {
 // This class provides helper functions to expand a memcmp library call into an
 // inline expansion.
 class MemCmpExpansion {
@@ -1703,6 +1704,7 @@ public:
                   unsigned NumLoadsPerBlock, const DataLayout &DL);
   Value *getMemCmpExpansion(uint64_t Size);
 };
+} // namespace
 
 MemCmpExpansion::ResultBlock::ResultBlock()
     : BB(nullptr), PhiSrc1(nullptr), PhiSrc2(nullptr) {}
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 083167ca62f..fc441b8d857 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -7015,6 +7015,7 @@ static bool createVirtualRegs(SmallVector<unsigned, 4> &Regs, unsigned NumRegs,
   return true;
 }
 
+namespace {
 class ExtraFlags {
   unsigned Flags = 0;
 
@@ -7048,6 +7049,7 @@ public:
 
   unsigned get() const { return Flags; }
 };
+} // namespace
 
 /// visitInlineAsm - Handle a call to an InlineAsm object.
 ///
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
index 0ac92b5efa2..4d43a3b41f8 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp
@@ -1287,10 +1287,10 @@ static void propagateSwiftErrorVRegs(FunctionLoweringInfo *FuncInfo) {
   }
 }
 
-void preassignSwiftErrorRegs(const TargetLowering *TLI,
-                             FunctionLoweringInfo *FuncInfo,
-                             BasicBlock::const_iterator Begin,
-                             BasicBlock::const_iterator End) {
+static void preassignSwiftErrorRegs(const TargetLowering *TLI,
+                                    FunctionLoweringInfo *FuncInfo,
+                                    BasicBlock::const_iterator Begin,
+                                    BasicBlock::const_iterator End) {
   if (!TLI->supportSwiftError() || FuncInfo->SwiftErrorVals.empty())
     return;