Revert "Dead Virtual Function Elimination"

This reverts commit 9f6a873268e1ad9855873d9d8007086c0d01cf4f.

llvm-svn: 374844

1 files changed, 0 insertions, 18 deletions

diff --git a/llvm/lib/IR/Metadata.cpp b/llvm/lib/IR/Metadata.cpp
index 62c2aa86f3b..748a2238e64 100644
--- a/llvm/lib/IR/Metadata.cpp
+++ b/llvm/lib/IR/Metadata.cpp
@@ -1497,24 +1497,6 @@ void GlobalObject::addTypeMetadata(unsigned Offset, Metadata *TypeID) {
                      TypeID}));
 }
 
-void GlobalObject::addVCallVisibilityMetadata(VCallVisibility Visibility) {
-  addMetadata(LLVMContext::MD_vcall_visibility,
-              *MDNode::get(getContext(),
-                           {ConstantAsMetadata::get(ConstantInt::get(
-                               Type::getInt64Ty(getContext()), Visibility))}));
-}
-
-GlobalObject::VCallVisibility GlobalObject::getVCallVisibility() const {
-  if (MDNode *MD = getMetadata(LLVMContext::MD_vcall_visibility)) {
-    uint64_t Val = cast<ConstantInt>(
-                       cast<ConstantAsMetadata>(MD->getOperand(0))->getValue())
-                       ->getZExtValue();
-    assert(Val <= 2 && "unknown vcall visibility!");
-    return (VCallVisibility)Val;
-  }
-  return VCallVisibility::VCallVisibilityPublic;
-}
-
 void Function::setSubprogram(DISubprogram *SP) {
   setMetadata(LLVMContext::MD_dbg, SP);
 }