try

Signed-off-by: Sidorov, Dmitry <[email protected]>

Author: MrSidims

llvm/lib/SYCLLowerIR/SYCLSqrtFDivMaxErrorCleanUp.cpp

@@ -76,7 +76,6 @@ SYCLSqrtFDivMaxErrorCleanUpPass::run(Module &M,
       }
     }
   }
-/*
   // No intrinsics at all - do an early exist.
   if (WorkListSqrt.empty() && WorkListFDiv.empty())
     return PreservedAnalyses::all();
@@ -88,21 +87,22 @@ SYCLSqrtFDivMaxErrorCleanUpPass::run(Module &M,
       continue;
     for (auto &BB : F) {
       for (auto &II : BB) {
-        if (auto *CI = dyn_cast<CallInst>(&II)) {
+        if (auto *CI = dyn_cast_or_null<CallInst>(&II)) {
           auto *SqrtF = CI->getCalledFunction();
           if (SqrtF->getName() == "sqrt" ||
               SqrtF->getName().starts_with("_Z4sqrt") ||
               SqrtF->getIntrinsicID() == llvm::Intrinsic::sqrt)
             return PreservedAnalyses::all();
         }
-        if (auto *FPI = dyn_cast<FPMathOperator>(&II)) {
+        if (auto *FPI = dyn_cast_or_null<FPMathOperator>(&II)) {
           auto Opcode = FPI->getOpcode();
           if (Opcode == Instruction::FDiv)
             return PreservedAnalyses::all();
         }
       }
     }
   }
+/*
   // Replace @llvm.fpbuiltin.sqrt call with @llvm.sqrt. llvm-spirv will handle
   // it later.
   SmallSet<Function *, 2> DeclToRemove;