When doing v1->RAUW(v2), don't do anything to metadata. We don't know

why one was replaced with the other.  Even in the specific case of 
debug information, it doesn't make sense to transfer the location over,
this will just result in jumbled loc info.

llvm-svn: 92241

1 files changed, 0 insertions, 9 deletions

diff --git a/llvm/lib/VMCore/Value.cpp b/llvm/lib/VMCore/Value.cpp
index 0155fa5cfef..fe1219f9a88 100644
--- a/llvm/lib/VMCore/Value.cpp
+++ b/llvm/lib/VMCore/Value.cpp
@@ -19,7 +19,6 @@
 #include "llvm/Instructions.h"
 #include "llvm/Operator.h"
 #include "llvm/Module.h"
-#include "llvm/Metadata.h"
 #include "llvm/ValueSymbolTable.h"
 #include "llvm/ADT/SmallString.h"
 #include "llvm/Support/Debug.h"
@@ -302,14 +301,6 @@ void Value::uncheckedReplaceAllUsesWith(Value *New) {
   if (HasValueHandle)
     ValueHandleBase::ValueIsRAUWd(this, New);
 
-  // FIXME: It doesn't make sense at all for metadata to follow RAUW.
-  if (Instruction *I = dyn_cast<Instruction>(this))
-    if (I->hasMetadata()) {
-      LLVMContext &Context = getContext();
-      // FIXME: NUKE ValueIsRAUWd??
-      Context.pImpl->TheMetadata.ValueIsRAUWd(this, New);
-    }
-
   while (!use_empty()) {
     Use &U = *UseList;
     // Must handle Constants specially, we cannot call replaceUsesOfWith on a