Re-land "Don't add DBG_VALUE instructions for static allocas in dbg.declare"

This re-lands commit r302461. It was not the cause of PR32977.

llvm-svn: 302543

1 files changed, 0 insertions, 14 deletions

diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index b5b09c526b5..7a411640360 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -4957,20 +4957,6 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
       // virtual register info from the FuncInfo.ValueMap.
       if (!EmitFuncArgumentDbgValue(Address, Variable, Expression, dl, 0, true,
                                     N)) {
-        // If variable is pinned by a alloca in dominating bb then
-        // use StaticAllocaMap.
-        if (const AllocaInst *AI = dyn_cast<AllocaInst>(Address)) {
-          if (AI->getParent() != DI.getParent()) {
-            DenseMap<const AllocaInst*, int>::iterator SI =
-              FuncInfo.StaticAllocaMap.find(AI);
-            if (SI != FuncInfo.StaticAllocaMap.end()) {
-              SDV = DAG.getFrameIndexDbgValue(Variable, Expression, SI->second,
-                                              0, dl, SDNodeOrder);
-              DAG.AddDbgValue(SDV, nullptr, false);
-              return nullptr;
-            }
-          }
-        }
         DEBUG(dbgs() << "Dropping debug info for " << DI << "\n");
       }
     }