1 files changed, 1 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Utils/Local.cpp b/llvm/lib/Transforms/Utils/Local.cpp
index d5cf62e..2c63283 100644
--- a/llvm/lib/Transforms/Utils/Local.cpp
+++ b/llvm/lib/Transforms/Utils/Local.cpp
@@ -497,10 +497,7 @@ bool llvm::wouldInstructionBeTriviallyDead(const Instruction *I,
       // are lifetime intrinsics then the intrinsics are dead.
       if (isa<AllocaInst>(Arg) || isa<GlobalValue>(Arg) || isa<Argument>(Arg))
         return llvm::all_of(Arg->uses(), [](Use &Use) {
-          if (IntrinsicInst *IntrinsicUse =
-                  dyn_cast<IntrinsicInst>(Use.getUser()))
-            return IntrinsicUse->isLifetimeStartOrEnd();
-          return false;
+          return isa<LifetimeIntrinsic>(Use.getUser());
         });
       return false;
     }