DebugInfo: Drop rest of DIDescriptor subclasses

Delete the remaining subclasses of (the already deleted) `DIDescriptor`.
Part of PR23080.

llvm-svn: 235404

1 files changed, 3 insertions, 5 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index 49ea4b4b5a3..746a9efaa4d 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -4463,8 +4463,7 @@ bool SelectionDAGBuilder::EmitFuncArgumentDbgValue(
   // Ignore inlined function arguments here.
   //
   // FIXME: Should we be checking DL->inlinedAt() to determine this?
-  DIVariable DV(Variable);
-  if (!DV->getScope()->getSubprogram()->describes(MF.getFunction()))
+  if (!Variable->getScope()->getSubprogram()->describes(MF.getFunction()))
     return false;
 
   Optional<MachineOperand> Op;
@@ -4672,9 +4671,8 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
       if (const BitCastInst *BCI = dyn_cast<BitCastInst>(Address))
         Address = BCI->getOperand(0);
       // Parameters are handled specially.
-      bool isParameter =
-        (DIVariable(Variable)->getTag() == dwarf::DW_TAG_arg_variable ||
-         isa<Argument>(Address));
+      bool isParameter = Variable->getTag() == dwarf::DW_TAG_arg_variable ||
+                         isa<Argument>(Address);
 
       const AllocaInst *AI = dyn_cast<AllocaInst>(Address);