NFC: Silence two warnings for unused bufferization symbols in release mode.

Differential Revision: https://reviews.llvm.org/D126182

mlir/lib/Dialect/Bufferization/Transforms/Bufferize.cpp

@@ -389,6 +389,8 @@ private:
   DenseSet<Operation *> &toMemrefOps;
 
   /// The bufferization options.
+  /// Used for debug modes.
+  LLVM_ATTRIBUTE_UNUSED
   const BufferizationOptions &options;
 };
 } // namespace

mlir/lib/Dialect/Bufferization/Transforms/OneShotModuleBufferize.cpp

@@ -105,6 +105,8 @@ static FuncAnalysisState &getFuncAnalysisState(AnalysisState &state) {
 }
 
 /// Return the state (phase) of analysis of the FuncOp.
+/// Used for debug modes.
+LLVM_ATTRIBUTE_UNUSED
 static FuncOpAnalysisState getFuncOpAnalysisState(const AnalysisState &state,
                                                   func::FuncOp funcOp) {
   const FuncAnalysisState &funcState = getFuncAnalysisState(state);