[NFC] Remove magic bool param in RAUW

Use an enum class instead.

llvm-svn: 339366

2 files changed, 6 insertions, 5 deletions

diff --git a/llvm/include/llvm/IR/Value.h b/llvm/include/llvm/IR/Value.h
index f396db995ab..4f3a45c684f 100644
--- a/llvm/include/llvm/IR/Value.h
+++ b/llvm/include/llvm/IR/Value.h
@@ -254,7 +254,8 @@ public:
 
 private:
   void destroyValueName();
-  void doRAUW(Value *New, bool NoMetadata);
+  enum class ReplaceMetadataUses { No, Yes };
+  void doRAUW(Value *New, ReplaceMetadataUses);
   void setNameImpl(const Twine &Name);
 
 public:
diff --git a/llvm/lib/IR/Value.cpp b/llvm/lib/IR/Value.cpp
index 295d6ecf0db..6dc48ad97cc 100644
--- a/llvm/lib/IR/Value.cpp
+++ b/llvm/lib/IR/Value.cpp
@@ -405,7 +405,7 @@ static bool contains(Value *Expr, Value *V) {
 }
 #endif // NDEBUG
 
-void Value::doRAUW(Value *New, bool NoMetadata) {
+void Value::doRAUW(Value *New, ReplaceMetadataUses ReplaceMetaUses) {
   assert(New && "Value::replaceAllUsesWith(<null>) is invalid!");
   assert(!contains(New, this) &&
          "this->replaceAllUsesWith(expr(this)) is NOT valid!");
@@ -415,7 +415,7 @@ void Value::doRAUW(Value *New, bool NoMetadata) {
   // Notify all ValueHandles (if present) that this value is going away.
   if (HasValueHandle)
     ValueHandleBase::ValueIsRAUWd(this, New);
-  if (!NoMetadata && isUsedByMetadata())
+  if (ReplaceMetaUses == ReplaceMetadataUses::Yes && isUsedByMetadata())
     ValueAsMetadata::handleRAUW(this, New);
 
   while (!materialized_use_empty()) {
@@ -437,11 +437,11 @@ void Value::doRAUW(Value *New, bool NoMetadata) {
 }
 
 void Value::replaceAllUsesWith(Value *New) {
-  doRAUW(New, false /* NoMetadata */);
+  doRAUW(New, ReplaceMetadataUses::Yes);
 }
 
 void Value::replaceNonMetadataUsesWith(Value *New) {
-  doRAUW(New, true /* NoMetadata */);
+  doRAUW(New, ReplaceMetadataUses::No);
 }
 
 // Like replaceAllUsesWith except it does not handle constants or basic blocks.