Add test

Author: hsjts0u

mlir/test/mlir-tblgen/op-decl-and-defs.td

@@ -544,6 +544,33 @@ def _BOp : NS_Op<"_op_with_leading_underscore_and_no_namespace", []>;
 // REDUCE_EXC-NOT: NS::AOp declarations
 // REDUCE_EXC-LABEL: NS::BOp declarations
 
+def _RedundantBuilderOp : NS_Op<"redundant_builder_op", []> {
+  let arguments = (ins
+    SymbolNameAttr:$sym_name,
+    TypeAttrOf<FunctionType>:$function_type,
+    OptionalAttr<DictArrayAttr>:$arg_attrs,
+    OptionalAttr<DictArrayAttr>:$res_attrs
+  );
+  let regions = (region AnyRegion:$body);
+
+  let builders = [
+  OpBuilder<(ins
+    "StringRef":$name, "FunctionType":$type,
+    CArg<"ArrayRef<DictionaryAttr>", "{}">:$argAttrs,
+    CArg<"ArrayRef<DictionaryAttr>", "{}">:$resultAttrs)
+  >,
+  OpBuilder<(ins
+    "StringRef":$name, "FunctionType":$type)
+  >];
+
+  let skipDefaultBuilders = 1;
+}
+// CHECK-LABEL:  NS::_RedundantBuilderOp declarations
+// CHECK:  class _RedundantBuilderOp
+// CHECK:  static void build(::mlir::OpBuilder &odsBuilder, ::mlir::OperationState &odsState, StringRef name, FunctionType type, ArrayRef<DictionaryAttr> argAttrs = {}, ArrayRef<DictionaryAttr> resultAttrs = {});
+// CHECK:  static _RedundantBuilderOp create(::mlir::OpBuilder &builder, ::mlir::Location location, StringRef name, FunctionType type, ArrayRef<DictionaryAttr> argAttrs = {}, ArrayRef<DictionaryAttr> resultAttrs = {});
+// CHECK:  static _RedundantBuilderOp create(::mlir::ImplicitLocOpBuilder &builder, StringRef name, FunctionType type, ArrayRef<DictionaryAttr> argAttrs = {}, ArrayRef<DictionaryAttr> resultAttrs = {});
+
 // CHECK-LABEL: _TypeInferredPropOp declarations
 def _TypeInferredPropOp : NS_Op<"type_inferred_prop_op_with_properties", [
     AllTypesMatch<["value", "result"]>

mlir/tools/mlir-tblgen/OpDefinitionsGen.cpp

@@ -3120,7 +3120,8 @@ void OpEmitter::genBuilder() {
     auto properties = body ? Method::Static : Method::StaticDeclaration;
     auto *method = opClass.addMethod("void", "build", properties, arguments);
 
-    ERROR_IF_PRUNED(method, "build", op);
+    if (body)
+      ERROR_IF_PRUNED(method, "build", op);
 
     if (method)
       method->setDeprecated(builder.getDeprecatedMessage());