A landingpad instruction is neither folded nor dead.

llvm-svn: 138387

llvm/lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

@@ -808,6 +808,7 @@ static bool isFoldedOrDeadInstruction(const Instruction *I,
   return !I->mayWriteToMemory() && // Side-effecting instructions aren't folded.
          !isa<TerminatorInst>(I) && // Terminators aren't folded.
          !isa<DbgInfoIntrinsic>(I) &&  // Debug instructions aren't folded.
+         !isa<LandingPadInst>(I) &&    // Landingpad instructions aren't folded.
          !FuncInfo->isExportedInst(I); // Exported instrs must be computed.
 }