Remove default that trigger Werror

clementval · clementval · commit 88a786f10779 · 2025-11-12T14:34:58.000-08:00
diff --git a/mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp b/mlir/lib/Dialect/LLVMIR/IR/NVVMDialect.cpp
@@ -1817,8 +1817,6 @@ mlir::NVVM::IDArgPair NVVM::BarrierOp::getIntrinsicIDAndArgs(
     case NVVM::BarrierReduction::POPC:
       id = llvm::Intrinsic::nvvm_barrier0_popc;
       break;
-    default:
-      llvm_unreachable("Unknown reduction operation for barrier");
     }
     args.push_back(mt.lookupValue(thisOp.getReductionPredicate()));
   } else {

Original file line number	Diff line number	Diff line change
`@@ -1817,8 +1817,6 @@ mlir::NVVM::IDArgPair NVVM::BarrierOp::getIntrinsicIDAndArgs(`
`1817`	`1817`	`case NVVM::BarrierReduction::POPC:`
`1818`	`1818`	`id = llvm::Intrinsic::nvvm_barrier0_popc;`
`1819`	`1819`	`break;`
`1820`		`- default:`
`1821`		`- llvm_unreachable("Unknown reduction operation for barrier");`
`1822`	`1820`	`}`
`1823`	`1821`	`args.push_back(mt.lookupValue(thisOp.getReductionPredicate()));`
`1824`	`1822`	`} else {`