|  | // Copyright 2020 The Tint Authors. | 
|  | // | 
|  | // Licensed under the Apache License, Version 2.0 (the "License"); | 
|  | // you may not use this file except in compliance with the License. | 
|  | // You may obtain a copy of the License at | 
|  | // | 
|  | //     http://www.apache.org/licenses/LICENSE-2.0 | 
|  | // | 
|  | // Unless required by applicable law or agreed to in writing, software | 
|  | // distributed under the License is distributed on an "AS IS" BASIS, | 
|  | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | 
|  | // See the License for the specific language governing permissions and | 
|  | // limitations under the License. | 
|  |  | 
|  | #ifndef SRC_AST_BITCAST_EXPRESSION_H_ | 
|  | #define SRC_AST_BITCAST_EXPRESSION_H_ | 
|  |  | 
|  | #include "src/ast/expression.h" | 
|  |  | 
|  | namespace tint { | 
|  | namespace ast { | 
|  |  | 
|  | // Forward declaration | 
|  | class Type; | 
|  |  | 
|  | /// A bitcast expression | 
|  | class BitcastExpression : public Castable<BitcastExpression, Expression> { | 
|  | public: | 
|  | /// Constructor | 
|  | /// @param program_id the identifier of the program that owns this node | 
|  | /// @param source the bitcast expression source | 
|  | /// @param type the type | 
|  | /// @param expr the expr | 
|  | BitcastExpression(ProgramID program_id, | 
|  | const Source& source, | 
|  | const Type* type, | 
|  | const Expression* expr); | 
|  | /// Move constructor | 
|  | BitcastExpression(BitcastExpression&&); | 
|  | ~BitcastExpression() override; | 
|  |  | 
|  | /// Clones this node and all transitive child nodes using the `CloneContext` | 
|  | /// `ctx`. | 
|  | /// @param ctx the clone context | 
|  | /// @return the newly cloned node | 
|  | const BitcastExpression* Clone(CloneContext* ctx) const override; | 
|  |  | 
|  | /// the target cast type | 
|  | const Type* const type; | 
|  | /// the expression | 
|  | const Expression* const expr; | 
|  | }; | 
|  |  | 
|  | }  // namespace ast | 
|  | }  // namespace tint | 
|  |  | 
|  | #endif  // SRC_AST_BITCAST_EXPRESSION_H_ |